71806340

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{27407}}^1$

素因数の和:27547

約数の個数: 24

約数和(自身を含む): 151949952

約数和(自身を除く): 80143612

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 27407, 54814, 109628, 137035, 274070, 548140, 3590317, 7180634, 14361268, 17951585, 35903170, 71806340]

約数ペア:

[(1, 71806340), (2, 35903170), (4, 17951585), (5, 14361268), (10, 7180634), (20, 3590317), (131, 548140), (262, 274070), (524, 137035), (655, 109628), (1310, 54814), (2620, 27407)]