80383940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1523}}^1$

素因数の和:1581

約数の個数: 96

約数和(自身を含む): 215066880

約数和(自身を除く): 134682940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 116, 130, 140, 145, 182, 203, 260, 290, 364, 377, 406, 455, 580, 754, 812, 910, 1015, 1508, 1523, 1820, 1885, 2030, 2639, 3046, 3770, 4060, 5278, 6092, 7540, 7615, 10556, 10661, 13195, 15230, 19799, 21322, 26390, 30460, 39598, 42644, 44167, 52780, 53305, 79196, 88334, 98995, 106610, 138593, 176668, 197990, 213220, 220835, 277186, 309169, 395980, 441670, 554372, 574171, 618338, 692965, 883340, 1148342, 1236676, 1385930, 1545845, 2296684, 2771860, 2870855, 3091690, 4019197, 5741710, 6183380, 8038394, 11483420, 16076788, 20095985, 40191970, 80383940]

約数ペア:

[(1, 80383940), (2, 40191970), (4, 20095985), (5, 16076788), (7, 11483420), (10, 8038394), (13, 6183380), (14, 5741710), (20, 4019197), (26, 3091690), (28, 2870855), (29, 2771860), (35, 2296684), (52, 1545845), (58, 1385930), (65, 1236676), (70, 1148342), (91, 883340), (116, 692965), (130, 618338), (140, 574171), (145, 554372), (182, 441670), (203, 395980), (260, 309169), (290, 277186), (364, 220835), (377, 213220), (406, 197990), (455, 176668), (580, 138593), (754, 106610), (812, 98995), (910, 88334), (1015, 79196), (1508, 53305), (1523, 52780), (1820, 44167), (1885, 42644), (2030, 39598), (2639, 30460), (3046, 26390), (3770, 21322), (4060, 19799), (5278, 15230), (6092, 13195), (7540, 10661), (7615, 10556)]