81620030

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{191}}^1\times {\mathrm{283}}^1$

素因数の和:632

約数の個数: 32

約数和(自身を含む): 149188608

約数和(自身を除く): 67568578

約数列:

[1, 2, 5, 10, 151, 191, 283, 302, 382, 566, 755, 955, 1415, 1510, 1910, 2830, 28841, 42733, 54053, 57682, 85466, 108106, 144205, 213665, 270265, 288410, 427330, 540530, 8162003, 16324006, 40810015, 81620030]

約数ペア:

[(1, 81620030), (2, 40810015), (5, 16324006), (10, 8162003), (151, 540530), (191, 427330), (283, 288410), (302, 270265), (382, 213665), (566, 144205), (755, 108106), (955, 85466), (1415, 57682), (1510, 54053), (1910, 42733), (2830, 28841)]