68545240

素因数分解:

$2^3\times 5^1\times {\mathrm{1181}}^1\times {\mathrm{1451}}^1$

素因数の和:2643

約数の個数: 32

約数和(自身を含む): 154463760

約数和(自身を除く): 85918520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1181, 1451, 2362, 2902, 4724, 5804, 5905, 7255, 9448, 11608, 11810, 14510, 23620, 29020, 47240, 58040, 1713631, 3427262, 6854524, 8568155, 13709048, 17136310, 34272620, 68545240]

約数ペア:

[(1, 68545240), (2, 34272620), (4, 17136310), (5, 13709048), (8, 8568155), (10, 6854524), (20, 3427262), (40, 1713631), (1181, 58040), (1451, 47240), (2362, 29020), (2902, 23620), (4724, 14510), (5804, 11810), (5905, 11608), (7255, 9448)]