171420400

素因数分解:

$2^4\times 5^2\times {\mathrm{428551}}^1$

素因数の和:428569

約数の個数: 30

約数和(自身を含む): 411838472

約数和(自身を除く): 240418072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 428551, 857102, 1714204, 2142755, 3428408, 4285510, 6856816, 8571020, 10713775, 17142040, 21427550, 34284080, 42855100, 85710200, 171420400]

約数ペア:

[(1, 171420400), (2, 85710200), (4, 42855100), (5, 34284080), (8, 21427550), (10, 17142040), (16, 10713775), (20, 8571020), (25, 6856816), (40, 4285510), (50, 3428408), (80, 2142755), (100, 1714204), (200, 857102), (400, 428551)]