85115260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1801}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 190723680

約数和(自身を除く): 105608420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 1801, 2363, 2780, 3602, 4726, 7204, 9005, 9452, 11815, 18010, 23630, 30617, 36020, 47260, 61234, 122468, 153085, 250339, 306170, 500678, 612340, 1001356, 1251695, 2503390, 4255763, 5006780, 8511526, 17023052, 21278815, 42557630, 85115260]

約数ペア:

[(1, 85115260), (2, 42557630), (4, 21278815), (5, 17023052), (10, 8511526), (17, 5006780), (20, 4255763), (34, 2503390), (68, 1251695), (85, 1001356), (139, 612340), (170, 500678), (278, 306170), (340, 250339), (556, 153085), (695, 122468), (1390, 61234), (1801, 47260), (2363, 36020), (2780, 30617), (3602, 23630), (4726, 18010), (7204, 11815), (9005, 9452)]