87213904

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1861}}^1$

素因数の和:1999

約数の個数: 40

約数和(自身を含む): 176629320

約数和(自身を除く): 89415416

約数列:

[1, 2, 4, 8, 16, 29, 58, 101, 116, 202, 232, 404, 464, 808, 1616, 1861, 2929, 3722, 5858, 7444, 11716, 14888, 23432, 29776, 46864, 53969, 107938, 187961, 215876, 375922, 431752, 751844, 863504, 1503688, 3007376, 5450869, 10901738, 21803476, 43606952, 87213904]

約数ペア:

[(1, 87213904), (2, 43606952), (4, 21803476), (8, 10901738), (16, 5450869), (29, 3007376), (58, 1503688), (101, 863504), (116, 751844), (202, 431752), (232, 375922), (404, 215876), (464, 187961), (808, 107938), (1616, 53969), (1861, 46864), (2929, 29776), (3722, 23432), (5858, 14888), (7444, 11716)]