68998510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13883}}^1$

素因数の和:13968

約数の個数: 32

約数和(自身を含む): 143949312

約数和(自身を除く): 74950802

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 13883, 27766, 69415, 97181, 138830, 194362, 485905, 971810, 985693, 1971386, 4928465, 6899851, 9856930, 13799702, 34499255, 68998510]

約数ペア:

[(1, 68998510), (2, 34499255), (5, 13799702), (7, 9856930), (10, 6899851), (14, 4928465), (35, 1971386), (70, 985693), (71, 971810), (142, 485905), (355, 194362), (497, 138830), (710, 97181), (994, 69415), (2485, 27766), (4970, 13883)]