68449490

素因数分解:

$2^1\times 5^1\times {\mathrm{809}}^1\times {\mathrm{8461}}^1$

素因数の和:9277

約数の個数: 16

約数和(自身を含む): 123375960

約数和(自身を除く): 54926470

約数列:

[1, 2, 5, 10, 809, 1618, 4045, 8090, 8461, 16922, 42305, 84610, 6844949, 13689898, 34224745, 68449490]

約数ペア:

[(1, 68449490), (2, 34224745), (5, 13689898), (10, 6844949), (809, 84610), (1618, 42305), (4045, 16922), (8090, 8461)]