157540220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{99709}}^1$

素因数の和:99797

約数の個数: 24

約数和(自身を含む): 335025600

約数和(自身を除く): 177485380

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 99709, 199418, 398836, 498545, 997090, 1994180, 7877011, 15754022, 31508044, 39385055, 78770110, 157540220]

約数ペア:

[(1, 157540220), (2, 78770110), (4, 39385055), (5, 31508044), (10, 15754022), (20, 7877011), (79, 1994180), (158, 997090), (316, 498545), (395, 398836), (790, 199418), (1580, 99709)]