212548640

素因数分解:

$2^5\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5801}}^1$

素因数の和:6045

約数の個数: 48

約数和(自身を含む): 504425880

約数和(自身を除く): 291877240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 229, 458, 916, 1145, 1832, 2290, 3664, 4580, 5801, 7328, 9160, 11602, 18320, 23204, 29005, 36640, 46408, 58010, 92816, 116020, 185632, 232040, 464080, 928160, 1328429, 2656858, 5313716, 6642145, 10627432, 13284290, 21254864, 26568580, 42509728, 53137160, 106274320, 212548640]

約数ペア:

[(1, 212548640), (2, 106274320), (4, 53137160), (5, 42509728), (8, 26568580), (10, 21254864), (16, 13284290), (20, 10627432), (32, 6642145), (40, 5313716), (80, 2656858), (160, 1328429), (229, 928160), (458, 464080), (916, 232040), (1145, 185632), (1832, 116020), (2290, 92816), (3664, 58010), (4580, 46408), (5801, 36640), (7328, 29005), (9160, 23204), (11602, 18320)]