91289860

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{1051}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 198297792

約数和(自身を除く): 107007932

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 202, 215, 404, 430, 505, 860, 1010, 1051, 2020, 2102, 4204, 4343, 5255, 8686, 10510, 17372, 21020, 21715, 43430, 45193, 86860, 90386, 106151, 180772, 212302, 225965, 424604, 451930, 530755, 903860, 1061510, 2123020, 4564493, 9128986, 18257972, 22822465, 45644930, 91289860]

約数ペア:

[(1, 91289860), (2, 45644930), (4, 22822465), (5, 18257972), (10, 9128986), (20, 4564493), (43, 2123020), (86, 1061510), (101, 903860), (172, 530755), (202, 451930), (215, 424604), (404, 225965), (430, 212302), (505, 180772), (860, 106151), (1010, 90386), (1051, 86860), (2020, 45193), (2102, 43430), (4204, 21715), (4343, 21020), (5255, 17372), (8686, 10510)]