157604080

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26987}}^1$

素因数の和:27073

約数の個数: 40

約数和(自身を含む): 371462832

約数和(自身を除く): 213858752

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 5840, 26987, 53974, 107948, 134935, 215896, 269870, 431792, 539740, 1079480, 1970051, 2158960, 3940102, 7880204, 9850255, 15760408, 19700510, 31520816, 39401020, 78802040, 157604080]

約数ペア:

[(1, 157604080), (2, 78802040), (4, 39401020), (5, 31520816), (8, 19700510), (10, 15760408), (16, 9850255), (20, 7880204), (40, 3940102), (73, 2158960), (80, 1970051), (146, 1079480), (292, 539740), (365, 431792), (584, 269870), (730, 215896), (1168, 134935), (1460, 107948), (2920, 53974), (5840, 26987)]