198705664510

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2381}}^1\times {\mathrm{136811}}^1$

素因数の和:139260

約数の個数: 32

約数和(自身を含む): 363688981344

約数和(自身を除く): 164983316834

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 2381, 4762, 11905, 23810, 136811, 145241, 273622, 290482, 684055, 726205, 1368110, 1452410, 8345471, 16690942, 41727355, 83454710, 325746991, 651493982, 1628734955, 3257469910, 19870566451, 39741132902, 99352832255, 198705664510]

約数ペア:

[(1, 198705664510), (2, 99352832255), (5, 39741132902), (10, 19870566451), (61, 3257469910), (122, 1628734955), (305, 651493982), (610, 325746991), (2381, 83454710), (4762, 41727355), (11905, 16690942), (23810, 8345471), (136811, 1452410), (145241, 1368110), (273622, 726205), (290482, 684055)]