1551177680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1491517}}^1$

素因数の和:1491543

約数の個数: 40

約数和(自身を含む): 3883912872

約数和(自身を除く): 2332735192

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1491517, 2983034, 5966068, 7457585, 11932136, 14915170, 19389721, 23864272, 29830340, 38779442, 59660680, 77558884, 96948605, 119321360, 155117768, 193897210, 310235536, 387794420, 775588840, 1551177680]

約数ペア:

[(1, 1551177680), (2, 775588840), (4, 387794420), (5, 310235536), (8, 193897210), (10, 155117768), (13, 119321360), (16, 96948605), (20, 77558884), (26, 59660680), (40, 38779442), (52, 29830340), (65, 23864272), (80, 19389721), (104, 14915170), (130, 11932136), (208, 7457585), (260, 5966068), (520, 2983034), (1040, 1491517)]