8049238640

素因数分解:

$2^4\times 5^1\times {\mathrm{317}}^1\times {\mathrm{317399}}^1$

素因数の和:317729

約数の個数: 40

約数和(自身を含む): 18773575200

約数和(自身を除く): 10724336560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 317, 634, 1268, 1585, 2536, 3170, 5072, 6340, 12680, 25360, 317399, 634798, 1269596, 1586995, 2539192, 3173990, 5078384, 6347980, 12695960, 25391920, 100615483, 201230966, 402461932, 503077415, 804923864, 1006154830, 1609847728, 2012309660, 4024619320, 8049238640]

約数ペア:

[(1, 8049238640), (2, 4024619320), (4, 2012309660), (5, 1609847728), (8, 1006154830), (10, 804923864), (16, 503077415), (20, 402461932), (40, 201230966), (80, 100615483), (317, 25391920), (634, 12695960), (1268, 6347980), (1585, 5078384), (2536, 3173990), (3170, 2539192), (5072, 1586995), (6340, 1269596), (12680, 634798), (25360, 317399)]