64032740

素因数分解:

$2^2\times 5^1\times {\mathrm{1259}}^1\times {\mathrm{2543}}^1$

素因数の和:3811

約数の個数: 24

約数和(自身を含む): 134628480

約数和(自身を除く): 70595740

約数列:

[1, 2, 4, 5, 10, 20, 1259, 2518, 2543, 5036, 5086, 6295, 10172, 12590, 12715, 25180, 25430, 50860, 3201637, 6403274, 12806548, 16008185, 32016370, 64032740]

約数ペア:

[(1, 64032740), (2, 32016370), (4, 16008185), (5, 12806548), (10, 6403274), (20, 3201637), (1259, 50860), (2518, 25430), (2543, 25180), (5036, 12715), (5086, 12590), (6295, 10172)]