71457256

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{3109}}^1$

素因数の和:3158

約数の個数: 48

約数和(自身を含む): 153665100

約数和(自身を除く): 82207844

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 169, 221, 338, 442, 676, 884, 1352, 1768, 2873, 3109, 5746, 6218, 11492, 12436, 22984, 24872, 40417, 52853, 80834, 105706, 161668, 211412, 323336, 422824, 525421, 687089, 1050842, 1374178, 2101684, 2748356, 4203368, 5496712, 8932157, 17864314, 35728628, 71457256]

約数ペア:

[(1, 71457256), (2, 35728628), (4, 17864314), (8, 8932157), (13, 5496712), (17, 4203368), (26, 2748356), (34, 2101684), (52, 1374178), (68, 1050842), (104, 687089), (136, 525421), (169, 422824), (221, 323336), (338, 211412), (442, 161668), (676, 105706), (884, 80834), (1352, 52853), (1768, 40417), (2873, 24872), (3109, 22984), (5746, 12436), (6218, 11492)]