80021158

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{641}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 141691968

約数和(自身を除く): 61670810

約数列:

[1, 2, 7, 14, 37, 74, 241, 259, 482, 518, 641, 1282, 1687, 3374, 4487, 8917, 8974, 17834, 23717, 47434, 62419, 124838, 154481, 166019, 308962, 332038, 1081367, 2162734, 5715797, 11431594, 40010579, 80021158]

約数ペア:

[(1, 80021158), (2, 40010579), (7, 11431594), (14, 5715797), (37, 2162734), (74, 1081367), (241, 332038), (259, 308962), (482, 166019), (518, 154481), (641, 124838), (1282, 62419), (1687, 47434), (3374, 23717), (4487, 17834), (8917, 8974)]