71708975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{12979}}^1$

素因数の和:13019

約数の個数: 24

約数和(自身を含む): 101399760

約数和(自身を除く): 29690785

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 12979, 64895, 168727, 220643, 324475, 843635, 1103215, 2868359, 4218175, 5516075, 14341795, 71708975]

約数ペア:

[(1, 71708975), (5, 14341795), (13, 5516075), (17, 4218175), (25, 2868359), (65, 1103215), (85, 843635), (221, 324475), (325, 220643), (425, 168727), (1105, 64895), (5525, 12979)]