52739440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 160

約数和(自身を含む): 148115520

約数和(自身を除く): 95376080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 80, 85, 95, 104, 130, 136, 152, 157, 170, 190, 208, 221, 247, 260, 272, 304, 314, 323, 340, 380, 442, 494, 520, 628, 646, 680, 760, 785, 884, 988, 1040, 1105, 1235, 1256, 1292, 1360, 1520, 1570, 1615, 1768, 1976, 2041, 2210, 2470, 2512, 2584, 2669, 2983, 3140, 3230, 3536, 3952, 4082, 4199, 4420, 4940, 5168, 5338, 5966, 6280, 6460, 8164, 8398, 8840, 9880, 10205, 10676, 11932, 12560, 12920, 13345, 14915, 16328, 16796, 17680, 19760, 20410, 20995, 21352, 23864, 25840, 26690, 29830, 32656, 33592, 34697, 38779, 40820, 41990, 42704, 47728, 50711, 53380, 59660, 67184, 69394, 77558, 81640, 83980, 101422, 106760, 119320, 138788, 155116, 163280, 167960, 173485, 193895, 202844, 213520, 238640, 253555, 277576, 310232, 335920, 346970, 387790, 405688, 507110, 555152, 620464, 659243, 693940, 775580, 811376, 1014220, 1318486, 1387880, 1551160, 2028440, 2636972, 2775760, 3102320, 3296215, 4056880, 5273944, 6592430, 10547888, 13184860, 26369720, 52739440]

約数ペア:

[(1, 52739440), (2, 26369720), (4, 13184860), (5, 10547888), (8, 6592430), (10, 5273944), (13, 4056880), (16, 3296215), (17, 3102320), (19, 2775760), (20, 2636972), (26, 2028440), (34, 1551160), (38, 1387880), (40, 1318486), (52, 1014220), (65, 811376), (68, 775580), (76, 693940), (80, 659243), (85, 620464), (95, 555152), (104, 507110), (130, 405688), (136, 387790), (152, 346970), (157, 335920), (170, 310232), (190, 277576), (208, 253555), (221, 238640), (247, 213520), (260, 202844), (272, 193895), (304, 173485), (314, 167960), (323, 163280), (340, 155116), (380, 138788), (442, 119320), (494, 106760), (520, 101422), (628, 83980), (646, 81640), (680, 77558), (760, 69394), (785, 67184), (884, 59660), (988, 53380), (1040, 50711), (1105, 47728), (1235, 42704), (1256, 41990), (1292, 40820), (1360, 38779), (1520, 34697), (1570, 33592), (1615, 32656), (1768, 29830), (1976, 26690), (2041, 25840), (2210, 23864), (2470, 21352), (2512, 20995), (2584, 20410), (2669, 19760), (2983, 17680), (3140, 16796), (3230, 16328), (3536, 14915), (3952, 13345), (4082, 12920), (4199, 12560), (4420, 11932), (4940, 10676), (5168, 10205), (5338, 9880), (5966, 8840), (6280, 8398), (6460, 8164)]