85184620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{250543}}^1$

素因数の和:250569

約数の個数: 24

約数和(自身を含む): 189411264

約数和(自身を除く): 104226644

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 250543, 501086, 1002172, 1252715, 2505430, 4259231, 5010860, 8518462, 17036924, 21296155, 42592310, 85184620]

約数ペア:

[(1, 85184620), (2, 42592310), (4, 21296155), (5, 17036924), (10, 8518462), (17, 5010860), (20, 4259231), (34, 2505430), (68, 1252715), (85, 1002172), (170, 501086), (340, 250543)]