69187640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{15307}}^1$

素因数の和:15431

約数の個数: 32

約数和(自身を含む): 157060080

約数和(自身を除く): 87872440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 15307, 30614, 61228, 76535, 122456, 153070, 306140, 612280, 1729691, 3459382, 6918764, 8648455, 13837528, 17296910, 34593820, 69187640]

約数ペア:

[(1, 69187640), (2, 34593820), (4, 17296910), (5, 13837528), (8, 8648455), (10, 6918764), (20, 3459382), (40, 1729691), (113, 612280), (226, 306140), (452, 153070), (565, 122456), (904, 76535), (1130, 61228), (2260, 30614), (4520, 15307)]