84521300

素因数分解:

$2^2\times 5^2\times {\mathrm{397}}^1\times {\mathrm{2129}}^1$

素因数の和:2540

約数の個数: 36

約数和(自身を含む): 183959580

約数和(自身を除く): 99438280

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 397, 794, 1588, 1985, 2129, 3970, 4258, 7940, 8516, 9925, 10645, 19850, 21290, 39700, 42580, 53225, 106450, 212900, 845213, 1690426, 3380852, 4226065, 8452130, 16904260, 21130325, 42260650, 84521300]

約数ペア:

[(1, 84521300), (2, 42260650), (4, 21130325), (5, 16904260), (10, 8452130), (20, 4226065), (25, 3380852), (50, 1690426), (100, 845213), (397, 212900), (794, 106450), (1588, 53225), (1985, 42580), (2129, 39700), (3970, 21290), (4258, 19850), (7940, 10645), (8516, 9925)]