86776990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{15749}}^1$

素因数の和:15804

約数の個数: 32

約数和(自身を含む): 170100000

約数和(自身を除く): 83323010

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 5510, 15749, 31498, 78745, 157490, 299231, 456721, 598462, 913442, 1496155, 2283605, 2992310, 4567210, 8677699, 17355398, 43388495, 86776990]

約数ペア:

[(1, 86776990), (2, 43388495), (5, 17355398), (10, 8677699), (19, 4567210), (29, 2992310), (38, 2283605), (58, 1496155), (95, 913442), (145, 598462), (190, 456721), (290, 299231), (551, 157490), (1102, 78745), (2755, 31498), (5510, 15749)]