103420400

素因数分解:

$2^4\times 5^2\times {\mathrm{258551}}^1$

素因数の和:258569

約数の個数: 30

約数和(自身を含む): 248468472

約数和(自身を除く): 145048072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 258551, 517102, 1034204, 1292755, 2068408, 2585510, 4136816, 5171020, 6463775, 10342040, 12927550, 20684080, 25855100, 51710200, 103420400]

約数ペア:

[(1, 103420400), (2, 51710200), (4, 25855100), (5, 20684080), (8, 12927550), (10, 10342040), (16, 6463775), (20, 5171020), (25, 4136816), (40, 2585510), (50, 2068408), (80, 1292755), (100, 1034204), (200, 517102), (400, 258551)]