85226140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 182552832

約数和(自身を除く): 97326692

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 197, 223, 388, 394, 446, 485, 788, 892, 970, 985, 1115, 1940, 1970, 2230, 3940, 4460, 19109, 21631, 38218, 43262, 43931, 76436, 86524, 87862, 95545, 108155, 175724, 191090, 216310, 219655, 382180, 432620, 439310, 878620, 4261307, 8522614, 17045228, 21306535, 42613070, 85226140]

約数ペア:

[(1, 85226140), (2, 42613070), (4, 21306535), (5, 17045228), (10, 8522614), (20, 4261307), (97, 878620), (194, 439310), (197, 432620), (223, 382180), (388, 219655), (394, 216310), (446, 191090), (485, 175724), (788, 108155), (892, 95545), (970, 87862), (985, 86524), (1115, 76436), (1940, 43931), (1970, 43262), (2230, 38218), (3940, 21631), (4460, 19109)]