68662984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{12457}}^1$

素因数の和:12529

約数の個数: 32

約数和(自身を含む): 141273720

約数和(自身を除く): 72610736

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 1378, 2756, 5512, 12457, 24914, 49828, 99656, 161941, 323882, 647764, 660221, 1295528, 1320442, 2640884, 5281768, 8582873, 17165746, 34331492, 68662984]

約数ペア:

[(1, 68662984), (2, 34331492), (4, 17165746), (8, 8582873), (13, 5281768), (26, 2640884), (52, 1320442), (53, 1295528), (104, 660221), (106, 647764), (212, 323882), (424, 161941), (689, 99656), (1378, 49828), (2756, 24914), (5512, 12457)]