31640393200

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1\times {\mathrm{997}}^1$

素因数の和:1404

約数の個数: 240

約数和(自身を含む): 87007556160

約数和(自身を除く): 55367162960

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 25, 26, 34, 40, 50, 52, 65, 68, 80, 85, 100, 104, 130, 136, 170, 200, 208, 221, 260, 272, 325, 340, 359, 400, 425, 442, 520, 650, 680, 718, 850, 884, 997, 1040, 1105, 1300, 1360, 1436, 1700, 1768, 1795, 1994, 2210, 2600, 2872, 3400, 3536, 3590, 3988, 4420, 4667, 4985, 5200, 5525, 5744, 6103, 6800, 7180, 7976, 8840, 8975, 9334, 9970, 11050, 12206, 12961, 14360, 15952, 16949, 17680, 17950, 18668, 19940, 22100, 23335, 24412, 24925, 25922, 28720, 30515, 33898, 35900, 37336, 39880, 44200, 46670, 48824, 49850, 51844, 61030, 64805, 67796, 71800, 74672, 79339, 79760, 84745, 88400, 93340, 97648, 99700, 103688, 116675, 122060, 129610, 135592, 143600, 152575, 158678, 169490, 186680, 199400, 207376, 220337, 233350, 244120, 259220, 271184, 305150, 317356, 324025, 338980, 357923, 373360, 396695, 398800, 423725, 440674, 466700, 488240, 518440, 610300, 634712, 648050, 677960, 715846, 793390, 847450, 881348, 933400, 1036880, 1101685, 1220600, 1269424, 1296100, 1355920, 1431692, 1586780, 1694900, 1762696, 1789615, 1866800, 1983475, 2203370, 2441200, 2592200, 2863384, 3173560, 3389800, 3525392, 3579230, 3966950, 4406740, 4652999, 5184400, 5508425, 5726768, 6084691, 6347120, 6779600, 7158460, 7933900, 8813480, 8948075, 9305998, 11016850, 12169382, 14316920, 15867800, 17626960, 17896150, 18611996, 22033700, 23264995, 24338764, 28633840, 30423455, 31735600, 35792300, 37223992, 44067400, 46529990, 48677528, 60846910, 71584600, 74447984, 79100983, 88134800, 93059980, 97355056, 116324975, 121693820, 143169200, 152117275, 158201966, 186119960, 232649950, 243387640, 304234550, 316403932, 372239920, 395504915, 465299900, 486775280, 608469100, 632807864, 791009830, 930599800, 1216938200, 1265615728, 1582019660, 1861199600, 1977524575, 2433876400, 3164039320, 3955049150, 6328078640, 7910098300, 15820196600, 31640393200]

約数ペア:

[(1, 31640393200), (2, 15820196600), (4, 7910098300), (5, 6328078640), (8, 3955049150), (10, 3164039320), (13, 2433876400), (16, 1977524575), (17, 1861199600), (20, 1582019660), (25, 1265615728), (26, 1216938200), (34, 930599800), (40, 791009830), (50, 632807864), (52, 608469100), (65, 486775280), (68, 465299900), (80, 395504915), (85, 372239920), (100, 316403932), (104, 304234550), (130, 243387640), (136, 232649950), (170, 186119960), (200, 158201966), (208, 152117275), (221, 143169200), (260, 121693820), (272, 116324975), (325, 97355056), (340, 93059980), (359, 88134800), (400, 79100983), (425, 74447984), (442, 71584600), (520, 60846910), (650, 48677528), (680, 46529990), (718, 44067400), (850, 37223992), (884, 35792300), (997, 31735600), (1040, 30423455), (1105, 28633840), (1300, 24338764), (1360, 23264995), (1436, 22033700), (1700, 18611996), (1768, 17896150), (1795, 17626960), (1994, 15867800), (2210, 14316920), (2600, 12169382), (2872, 11016850), (3400, 9305998), (3536, 8948075), (3590, 8813480), (3988, 7933900), (4420, 7158460), (4667, 6779600), (4985, 6347120), (5200, 6084691), (5525, 5726768), (5744, 5508425), (6103, 5184400), (6800, 4652999), (7180, 4406740), (7976, 3966950), (8840, 3579230), (8975, 3525392), (9334, 3389800), (9970, 3173560), (11050, 2863384), (12206, 2592200), (12961, 2441200), (14360, 2203370), (15952, 1983475), (16949, 1866800), (17680, 1789615), (17950, 1762696), (18668, 1694900), (19940, 1586780), (22100, 1431692), (23335, 1355920), (24412, 1296100), (24925, 1269424), (25922, 1220600), (28720, 1101685), (30515, 1036880), (33898, 933400), (35900, 881348), (37336, 847450), (39880, 793390), (44200, 715846), (46670, 677960), (48824, 648050), (49850, 634712), (51844, 610300), (61030, 518440), (64805, 488240), (67796, 466700), (71800, 440674), (74672, 423725), (79339, 398800), (79760, 396695), (84745, 373360), (88400, 357923), (93340, 338980), (97648, 324025), (99700, 317356), (103688, 305150), (116675, 271184), (122060, 259220), (129610, 244120), (135592, 233350), (143600, 220337), (152575, 207376), (158678, 199400), (169490, 186680)]