68647985

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1609}}^1$

素因数の和:1697

約数の個数: 32

約数和(自身を含む): 100154880

約数和(自身を除く): 31506895

約数列:

[1, 5, 7, 23, 35, 53, 115, 161, 265, 371, 805, 1219, 1609, 1855, 6095, 8045, 8533, 11263, 37007, 42665, 56315, 85277, 185035, 259049, 426385, 596939, 1295245, 1961371, 2984695, 9806855, 13729597, 68647985]

約数ペア:

[(1, 68647985), (5, 13729597), (7, 9806855), (23, 2984695), (35, 1961371), (53, 1295245), (115, 596939), (161, 426385), (265, 259049), (371, 185035), (805, 85277), (1219, 56315), (1609, 42665), (1855, 37007), (6095, 11263), (8045, 8533)]