72622840

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{16067}}^1$

素因数の和:16191

約数の個数: 32

約数和(自身を含む): 164857680

約数和(自身を除く): 92234840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 16067, 32134, 64268, 80335, 128536, 160670, 321340, 642680, 1815571, 3631142, 7262284, 9077855, 14524568, 18155710, 36311420, 72622840]

約数ペア:

[(1, 72622840), (2, 36311420), (4, 18155710), (5, 14524568), (8, 9077855), (10, 7262284), (20, 3631142), (40, 1815571), (113, 642680), (226, 321340), (452, 160670), (565, 128536), (904, 80335), (1130, 64268), (2260, 32134), (4520, 16067)]