157011640

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{21929}}^1$

素因数の和:22119

約数の個数: 32

約数和(自身を含む): 355266000

約数和(自身を除く): 198254360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 3580, 7160, 21929, 43858, 87716, 109645, 175432, 219290, 438580, 877160, 3925291, 7850582, 15701164, 19626455, 31402328, 39252910, 78505820, 157011640]

約数ペア:

[(1, 157011640), (2, 78505820), (4, 39252910), (5, 31402328), (8, 19626455), (10, 15701164), (20, 7850582), (40, 3925291), (179, 877160), (358, 438580), (716, 219290), (895, 175432), (1432, 109645), (1790, 87716), (3580, 43858), (7160, 21929)]