51313640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{183263}}^1$

素因数の和:183281

約数の個数: 32

約数和(自身を含む): 131950080

約数和(自身を除く): 80636440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 183263, 366526, 733052, 916315, 1282841, 1466104, 1832630, 2565682, 3665260, 5131364, 6414205, 7330520, 10262728, 12828410, 25656820, 51313640]

約数ペア:

[(1, 51313640), (2, 25656820), (4, 12828410), (5, 10262728), (7, 7330520), (8, 6414205), (10, 5131364), (14, 3665260), (20, 2565682), (28, 1832630), (35, 1466104), (40, 1282841), (56, 916315), (70, 733052), (140, 366526), (280, 183263)]