805728170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{213721}}^1$

素因数の和:213770

約数の個数: 32

約数和(自身を含む): 1615738320

約数和(自身を除く): 810010150

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 213721, 427442, 1068605, 2137210, 2778373, 5556746, 6197909, 12395818, 13891865, 27783730, 30989545, 61979090, 80572817, 161145634, 402864085, 805728170]

約数ペア:

[(1, 805728170), (2, 402864085), (5, 161145634), (10, 80572817), (13, 61979090), (26, 30989545), (29, 27783730), (58, 13891865), (65, 12395818), (130, 6197909), (145, 5556746), (290, 2778373), (377, 2137210), (754, 1068605), (1885, 427442), (3770, 213721)]