68378375

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1451}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 95135040

約数和(自身を除く): 26756665

約数列:

[1, 5, 13, 25, 29, 65, 125, 145, 325, 377, 725, 1451, 1625, 1885, 3625, 7255, 9425, 18863, 36275, 42079, 47125, 94315, 181375, 210395, 471575, 547027, 1051975, 2357875, 2735135, 5259875, 13675675, 68378375]

約数ペア:

[(1, 68378375), (5, 13675675), (13, 5259875), (25, 2735135), (29, 2357875), (65, 1051975), (125, 547027), (145, 471575), (325, 210395), (377, 181375), (725, 94315), (1451, 47125), (1625, 42079), (1885, 36275), (3625, 18863), (7255, 9425)]