55107280

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:424

約数の個数: 80

約数和(自身を含む): 134147664

約数和(自身を除く): 79040384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 53, 80, 82, 106, 164, 205, 212, 265, 317, 328, 410, 424, 530, 634, 656, 820, 848, 1060, 1268, 1585, 1640, 2120, 2173, 2536, 3170, 3280, 4240, 4346, 5072, 6340, 8692, 10865, 12680, 12997, 16801, 17384, 21730, 25360, 25994, 33602, 34768, 43460, 51988, 64985, 67204, 84005, 86920, 103976, 129970, 134408, 168010, 173840, 207952, 259940, 268816, 336020, 519880, 672040, 688841, 1039760, 1344080, 1377682, 2755364, 3444205, 5510728, 6888410, 11021456, 13776820, 27553640, 55107280]

約数ペア:

[(1, 55107280), (2, 27553640), (4, 13776820), (5, 11021456), (8, 6888410), (10, 5510728), (16, 3444205), (20, 2755364), (40, 1377682), (41, 1344080), (53, 1039760), (80, 688841), (82, 672040), (106, 519880), (164, 336020), (205, 268816), (212, 259940), (265, 207952), (317, 173840), (328, 168010), (410, 134408), (424, 129970), (530, 103976), (634, 86920), (656, 84005), (820, 67204), (848, 64985), (1060, 51988), (1268, 43460), (1585, 34768), (1640, 33602), (2120, 25994), (2173, 25360), (2536, 21730), (3170, 17384), (3280, 16801), (4240, 12997), (4346, 12680), (5072, 10865), (6340, 8692)]