89489870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{16981}}^1$

素因数の和:17036

約数の個数: 32

約数和(自身を含む): 176069376

約数和(自身を除く): 86579506

約数列:

[1, 2, 5, 10, 17, 31, 34, 62, 85, 155, 170, 310, 527, 1054, 2635, 5270, 16981, 33962, 84905, 169810, 288677, 526411, 577354, 1052822, 1443385, 2632055, 2886770, 5264110, 8948987, 17897974, 44744935, 89489870]

約数ペア:

[(1, 89489870), (2, 44744935), (5, 17897974), (10, 8948987), (17, 5264110), (31, 2886770), (34, 2632055), (62, 1443385), (85, 1052822), (155, 577354), (170, 526411), (310, 288677), (527, 169810), (1054, 84905), (2635, 33962), (5270, 16981)]