89435840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21499}}^1$

素因数の和:21529

約数の個数: 56

約数和(自身を含む): 229362000

約数和(自身を除く): 139926160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 21499, 42998, 85996, 107495, 171992, 214990, 279487, 343984, 429980, 558974, 687968, 859960, 1117948, 1375936, 1397435, 1719920, 2235896, 2794870, 3439840, 4471792, 5589740, 6879680, 8943584, 11179480, 17887168, 22358960, 44717920, 89435840]

約数ペア:

[(1, 89435840), (2, 44717920), (4, 22358960), (5, 17887168), (8, 11179480), (10, 8943584), (13, 6879680), (16, 5589740), (20, 4471792), (26, 3439840), (32, 2794870), (40, 2235896), (52, 1719920), (64, 1397435), (65, 1375936), (80, 1117948), (104, 859960), (130, 687968), (160, 558974), (208, 429980), (260, 343984), (320, 279487), (416, 214990), (520, 171992), (832, 107495), (1040, 85996), (2080, 42998), (4160, 21499)]