81532330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{2953}}^1$

素因数の和:3222

約数の個数: 32

約数和(自身を含む): 160792128

約数和(自身を除く): 79259798

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 1255, 2510, 2761, 2953, 5522, 5906, 13805, 14765, 27610, 29530, 32483, 64966, 162415, 324830, 741203, 1482406, 3706015, 7412030, 8153233, 16306466, 40766165, 81532330]

約数ペア:

[(1, 81532330), (2, 40766165), (5, 16306466), (10, 8153233), (11, 7412030), (22, 3706015), (55, 1482406), (110, 741203), (251, 324830), (502, 162415), (1255, 64966), (2510, 32483), (2761, 29530), (2953, 27610), (5522, 14765), (5906, 13805)]