51394890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39841}}^1$

素因数の和:39894

約数の個数: 32

約数和(自身を含む): 126219456

約数和(自身を除く): 74824566

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 39841, 79682, 119523, 199205, 239046, 398410, 597615, 1195230, 1713163, 3426326, 5139489, 8565815, 10278978, 17131630, 25697445, 51394890]

約数ペア:

[(1, 51394890), (2, 25697445), (3, 17131630), (5, 10278978), (6, 8565815), (10, 5139489), (15, 3426326), (30, 1713163), (43, 1195230), (86, 597615), (129, 398410), (215, 239046), (258, 199205), (430, 119523), (645, 79682), (1290, 39841)]