158910020

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{62563}}^1$

素因数の和:62699

約数の個数: 24

約数和(自身を含む): 336344064

約数和(自身を除く): 177434044

約数列:

[1, 2, 4, 5, 10, 20, 127, 254, 508, 635, 1270, 2540, 62563, 125126, 250252, 312815, 625630, 1251260, 7945501, 15891002, 31782004, 39727505, 79455010, 158910020]

約数ペア:

[(1, 158910020), (2, 79455010), (4, 39727505), (5, 31782004), (10, 15891002), (20, 7945501), (127, 1251260), (254, 625630), (508, 312815), (635, 250252), (1270, 125126), (2540, 62563)]