79123960

素因数分解:

$2^3\times 5^1\times {\mathrm{419}}^1\times {\mathrm{4721}}^1$

素因数の和:5151

約数の個数: 32

約数和(自身を含む): 178491600

約数和(自身を除く): 99367640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 419, 838, 1676, 2095, 3352, 4190, 4721, 8380, 9442, 16760, 18884, 23605, 37768, 47210, 94420, 188840, 1978099, 3956198, 7912396, 9890495, 15824792, 19780990, 39561980, 79123960]

約数ペア:

[(1, 79123960), (2, 39561980), (4, 19780990), (5, 15824792), (8, 9890495), (10, 7912396), (20, 3956198), (40, 1978099), (419, 188840), (838, 94420), (1676, 47210), (2095, 37768), (3352, 23605), (4190, 18884), (4721, 16760), (8380, 9442)]