182731240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{51329}}^1$

素因数の和:51429

約数の個数: 32

約数和(自身を含む): 415773000

約数和(自身を除く): 233041760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 51329, 102658, 205316, 256645, 410632, 513290, 1026580, 2053160, 4568281, 9136562, 18273124, 22841405, 36546248, 45682810, 91365620, 182731240]

約数ペア:

[(1, 182731240), (2, 91365620), (4, 45682810), (5, 36546248), (8, 22841405), (10, 18273124), (20, 9136562), (40, 4568281), (89, 2053160), (178, 1026580), (356, 513290), (445, 410632), (712, 256645), (890, 205316), (1780, 102658), (3560, 51329)]