70420400

素因数分解:

$2^4\times 5^2\times {\mathrm{176051}}^1$

素因数の和:176069

約数の個数: 30

約数和(自身を含む): 169185972

約数和(自身を除く): 98765572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 176051, 352102, 704204, 880255, 1408408, 1760510, 2816816, 3521020, 4401275, 7042040, 8802550, 14084080, 17605100, 35210200, 70420400]

約数ペア:

[(1, 70420400), (2, 35210200), (4, 17605100), (5, 14084080), (8, 8802550), (10, 7042040), (16, 4401275), (20, 3521020), (25, 2816816), (40, 1760510), (50, 1408408), (80, 880255), (100, 704204), (200, 352102), (400, 176051)]