57715040

素因数分解:

$2^5\times 5^1\times {\mathrm{163}}^1\times {\mathrm{2213}}^1$

素因数の和:2391

約数の個数: 48

約数和(自身を含む): 137250288

約数和(自身を除く): 79535248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 163, 326, 652, 815, 1304, 1630, 2213, 2608, 3260, 4426, 5216, 6520, 8852, 11065, 13040, 17704, 22130, 26080, 35408, 44260, 70816, 88520, 177040, 354080, 360719, 721438, 1442876, 1803595, 2885752, 3607190, 5771504, 7214380, 11543008, 14428760, 28857520, 57715040]

約数ペア:

[(1, 57715040), (2, 28857520), (4, 14428760), (5, 11543008), (8, 7214380), (10, 5771504), (16, 3607190), (20, 2885752), (32, 1803595), (40, 1442876), (80, 721438), (160, 360719), (163, 354080), (326, 177040), (652, 88520), (815, 70816), (1304, 44260), (1630, 35408), (2213, 26080), (2608, 22130), (3260, 17704), (4426, 13040), (5216, 11065), (6520, 8852)]