90869080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{133631}}^1$

素因数の和:133659

約数の個数: 32

約数和(自身を含む): 216483840

約数和(自身を除く): 125614760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 133631, 267262, 534524, 668155, 1069048, 1336310, 2271727, 2672620, 4543454, 5345240, 9086908, 11358635, 18173816, 22717270, 45434540, 90869080]

約数ペア:

[(1, 90869080), (2, 45434540), (4, 22717270), (5, 18173816), (8, 11358635), (10, 9086908), (17, 5345240), (20, 4543454), (34, 2672620), (40, 2271727), (68, 1336310), (85, 1069048), (136, 668155), (170, 534524), (340, 267262), (680, 133631)]