42388400

素因数分解:

$2^4\times 5^2\times {\mathrm{105971}}^1$

素因数の和:105989

約数の個数: 30

約数和(自身を含む): 101839092

約数和(自身を除く): 59450692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 105971, 211942, 423884, 529855, 847768, 1059710, 1695536, 2119420, 2649275, 4238840, 5298550, 8477680, 10597100, 21194200, 42388400]

約数ペア:

[(1, 42388400), (2, 21194200), (4, 10597100), (5, 8477680), (8, 5298550), (10, 4238840), (16, 2649275), (20, 2119420), (25, 1695536), (40, 1059710), (50, 847768), (80, 529855), (100, 423884), (200, 211942), (400, 105971)]