87608390

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1997}}^1$

素因数の和:2152

約数の個数: 32

約数和(自身を含む): 163132704

約数和(自身を除く): 75524314

約数列:

[1, 2, 5, 10, 41, 82, 107, 205, 214, 410, 535, 1070, 1997, 3994, 4387, 8774, 9985, 19970, 21935, 43870, 81877, 163754, 213679, 409385, 427358, 818770, 1068395, 2136790, 8760839, 17521678, 43804195, 87608390]

約数ペア:

[(1, 87608390), (2, 43804195), (5, 17521678), (10, 8760839), (41, 2136790), (82, 1068395), (107, 818770), (205, 427358), (214, 409385), (410, 213679), (535, 163754), (1070, 81877), (1997, 43870), (3994, 21935), (4387, 19970), (8774, 9985)]