71421400

素因数分解:

$2^3\times 5^2\times {\mathrm{357107}}^1$

素因数の和:357123

約数の個数: 24

約数和(自身を含む): 166055220

約数和(自身を除く): 94633820

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 357107, 714214, 1428428, 1785535, 2856856, 3571070, 7142140, 8927675, 14284280, 17855350, 35710700, 71421400]

約数ペア:

[(1, 71421400), (2, 35710700), (4, 17855350), (5, 14284280), (8, 8927675), (10, 7142140), (20, 3571070), (25, 2856856), (40, 1785535), (50, 1428428), (100, 714214), (200, 357107)]