90871790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{313351}}^1$

素因数の和:313387

約数の個数: 16

約数和(自身を含む): 169210080

約数和(自身を除く): 78338290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 313351, 626702, 1566755, 3133510, 9087179, 18174358, 45435895, 90871790]

約数ペア:

[(1, 90871790), (2, 45435895), (5, 18174358), (10, 9087179), (29, 3133510), (58, 1566755), (145, 626702), (290, 313351)]