201007160

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{4451}}^1$

素因数の和:5591

約数の個数: 32

約数和(自身を含む): 452768400

約数和(自身を除く): 251761240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 2258, 4451, 4516, 5645, 8902, 9032, 11290, 17804, 22255, 22580, 35608, 44510, 45160, 89020, 178040, 5025179, 10050358, 20100716, 25125895, 40201432, 50251790, 100503580, 201007160]

約数ペア:

[(1, 201007160), (2, 100503580), (4, 50251790), (5, 40201432), (8, 25125895), (10, 20100716), (20, 10050358), (40, 5025179), (1129, 178040), (2258, 89020), (4451, 45160), (4516, 44510), (5645, 35608), (8902, 22580), (9032, 22255), (11290, 17804)]