81529402

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{809}}^1\times {\mathrm{1229}}^1$

素因数の和:2081

約数の個数: 16

約数和(自身を含む): 125533800

約数和(自身を除く): 44004398

約数列:

[1, 2, 41, 82, 809, 1229, 1618, 2458, 33169, 50389, 66338, 100778, 994261, 1988522, 40764701, 81529402]

約数ペア:

[(1, 81529402), (2, 40764701), (41, 1988522), (82, 994261), (809, 100778), (1229, 66338), (1618, 50389), (2458, 33169)]