25025140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{4157}}^1$

素因数の和:4216

約数の個数: 48

約数和(自身を含む): 61471872

約数和(自身を除く): 36446732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 4157, 6020, 8314, 16628, 20785, 29099, 41570, 58198, 83140, 116396, 145495, 178751, 290990, 357502, 581980, 715004, 893755, 1251257, 1787510, 2502514, 3575020, 5005028, 6256285, 12512570, 25025140]

約数ペア:

[(1, 25025140), (2, 12512570), (4, 6256285), (5, 5005028), (7, 3575020), (10, 2502514), (14, 1787510), (20, 1251257), (28, 893755), (35, 715004), (43, 581980), (70, 357502), (86, 290990), (140, 178751), (172, 145495), (215, 116396), (301, 83140), (430, 58198), (602, 41570), (860, 29099), (1204, 20785), (1505, 16628), (3010, 8314), (4157, 6020)]