87670370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2939}}^1$

素因数の和:3122

約数の個数: 32

約数和(自身を含む): 167227200

約数和(自身を除く): 79556830

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2939, 2983, 5878, 5966, 14695, 14915, 29390, 29830, 55841, 111682, 279205, 461423, 558410, 922846, 2307115, 4614230, 8767037, 17534074, 43835185, 87670370]

約数ペア:

[(1, 87670370), (2, 43835185), (5, 17534074), (10, 8767037), (19, 4614230), (38, 2307115), (95, 922846), (157, 558410), (190, 461423), (314, 279205), (785, 111682), (1570, 55841), (2939, 29830), (2983, 29390), (5878, 14915), (5966, 14695)]