85149940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{250441}}^1$

素因数の和:250467

約数の個数: 24

約数和(自身を含む): 189334152

約数和(自身を除く): 104184212

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 250441, 500882, 1001764, 1252205, 2504410, 4257497, 5008820, 8514994, 17029988, 21287485, 42574970, 85149940]

約数ペア:

[(1, 85149940), (2, 42574970), (4, 21287485), (5, 17029988), (10, 8514994), (17, 5008820), (20, 4257497), (34, 2504410), (68, 1252205), (85, 1001764), (170, 500882), (340, 250441)]