1296264848

素因数分解:

$2^4\times {\mathrm{157}}^1\times {\mathrm{331}}^1\times {\mathrm{1559}}^1$

素因数の和:2055

約数の個数: 40

約数和(自身を含む): 2536772160

約数和(自身を除く): 1240507312

約数列:

[1, 2, 4, 8, 16, 157, 314, 331, 628, 662, 1256, 1324, 1559, 2512, 2648, 3118, 5296, 6236, 12472, 24944, 51967, 103934, 207868, 244763, 415736, 489526, 516029, 831472, 979052, 1032058, 1958104, 2064116, 3916208, 4128232, 8256464, 81016553, 162033106, 324066212, 648132424, 1296264848]

約数ペア:

[(1, 1296264848), (2, 648132424), (4, 324066212), (8, 162033106), (16, 81016553), (157, 8256464), (314, 4128232), (331, 3916208), (628, 2064116), (662, 1958104), (1256, 1032058), (1324, 979052), (1559, 831472), (2512, 516029), (2648, 489526), (3118, 415736), (5296, 244763), (6236, 207868), (12472, 103934), (24944, 51967)]