68788616

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{677}}^1\times {\mathrm{977}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 139247640

約数和(自身を除く): 70459024

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 677, 977, 1354, 1954, 2708, 3908, 5416, 7816, 8801, 12701, 17602, 25402, 35204, 50804, 70408, 101608, 661429, 1322858, 2645716, 5291432, 8598577, 17197154, 34394308, 68788616]

約数ペア:

[(1, 68788616), (2, 34394308), (4, 17197154), (8, 8598577), (13, 5291432), (26, 2645716), (52, 1322858), (104, 661429), (677, 101608), (977, 70408), (1354, 50804), (1954, 35204), (2708, 25402), (3908, 17602), (5416, 12701), (7816, 8801)]