67689625

素因数分解:

$5^3\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 88957440

約数和(自身を除く): 21267815

約数列:

[1, 5, 25, 29, 71, 125, 145, 263, 355, 725, 1315, 1775, 2059, 3625, 6575, 7627, 8875, 10295, 18673, 32875, 38135, 51475, 93365, 190675, 257375, 466825, 541517, 953375, 2334125, 2707585, 13537925, 67689625]

約数ペア:

[(1, 67689625), (5, 13537925), (25, 2707585), (29, 2334125), (71, 953375), (125, 541517), (145, 466825), (263, 257375), (355, 190675), (725, 93365), (1315, 51475), (1775, 38135), (2059, 32875), (3625, 18673), (6575, 10295), (7627, 8875)]