157424905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{431}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 214617600

約数和(自身を除く): 57192695

約数列:

[1, 5, 11, 29, 55, 145, 229, 319, 431, 1145, 1595, 2155, 2519, 4741, 6641, 12499, 12595, 23705, 33205, 62495, 73051, 98699, 137489, 365255, 493495, 687445, 1085689, 2862271, 5428445, 14311355, 31484981, 157424905]

約数ペア:

[(1, 157424905), (5, 31484981), (11, 14311355), (29, 5428445), (55, 2862271), (145, 1085689), (229, 687445), (319, 493495), (431, 365255), (1145, 137489), (1595, 98699), (2155, 73051), (2519, 62495), (4741, 33205), (6641, 23705), (12499, 12595)]