80573680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 160

約数和(自身を含む): 221414400

約数和(自身を除く): 140840720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 61, 76, 79, 80, 88, 95, 110, 122, 152, 158, 176, 190, 209, 220, 244, 304, 305, 316, 380, 395, 418, 440, 488, 610, 632, 671, 760, 790, 836, 869, 880, 976, 1045, 1159, 1220, 1264, 1342, 1501, 1520, 1580, 1672, 1738, 2090, 2318, 2440, 2684, 3002, 3160, 3344, 3355, 3476, 4180, 4345, 4636, 4819, 4880, 5368, 5795, 6004, 6320, 6710, 6952, 7505, 8360, 8690, 9272, 9638, 10736, 11590, 12008, 12749, 13420, 13904, 15010, 16511, 16720, 17380, 18544, 19276, 23180, 24016, 24095, 25498, 26840, 30020, 33022, 34760, 38552, 46360, 48190, 50996, 53009, 53680, 60040, 63745, 66044, 69520, 77104, 82555, 91561, 92720, 96380, 101992, 106018, 120080, 127490, 132088, 165110, 183122, 192760, 203984, 212036, 254980, 264176, 265045, 330220, 366244, 385520, 424072, 457805, 509960, 530090, 660440, 732488, 848144, 915610, 1007171, 1019920, 1060180, 1320880, 1464976, 1831220, 2014342, 2120360, 3662440, 4028684, 4240720, 5035855, 7324880, 8057368, 10071710, 16114736, 20143420, 40286840, 80573680]

約数ペア:

[(1, 80573680), (2, 40286840), (4, 20143420), (5, 16114736), (8, 10071710), (10, 8057368), (11, 7324880), (16, 5035855), (19, 4240720), (20, 4028684), (22, 3662440), (38, 2120360), (40, 2014342), (44, 1831220), (55, 1464976), (61, 1320880), (76, 1060180), (79, 1019920), (80, 1007171), (88, 915610), (95, 848144), (110, 732488), (122, 660440), (152, 530090), (158, 509960), (176, 457805), (190, 424072), (209, 385520), (220, 366244), (244, 330220), (304, 265045), (305, 264176), (316, 254980), (380, 212036), (395, 203984), (418, 192760), (440, 183122), (488, 165110), (610, 132088), (632, 127490), (671, 120080), (760, 106018), (790, 101992), (836, 96380), (869, 92720), (880, 91561), (976, 82555), (1045, 77104), (1159, 69520), (1220, 66044), (1264, 63745), (1342, 60040), (1501, 53680), (1520, 53009), (1580, 50996), (1672, 48190), (1738, 46360), (2090, 38552), (2318, 34760), (2440, 33022), (2684, 30020), (3002, 26840), (3160, 25498), (3344, 24095), (3355, 24016), (3476, 23180), (4180, 19276), (4345, 18544), (4636, 17380), (4819, 16720), (4880, 16511), (5368, 15010), (5795, 13904), (6004, 13420), (6320, 12749), (6710, 12008), (6952, 11590), (7505, 10736), (8360, 9638), (8690, 9272)]