84372875

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 109601856

約数和(自身を除く): 25228981

約数列:

[1, 5, 25, 41, 101, 125, 163, 205, 505, 815, 1025, 2525, 4075, 4141, 5125, 6683, 12625, 16463, 20375, 20705, 33415, 82315, 103525, 167075, 411575, 517625, 674983, 835375, 2057875, 3374915, 16874575, 84372875]

約数ペア:

[(1, 84372875), (5, 16874575), (25, 3374915), (41, 2057875), (101, 835375), (125, 674983), (163, 517625), (205, 411575), (505, 167075), (815, 103525), (1025, 82315), (2525, 33415), (4075, 20705), (4141, 20375), (5125, 16463), (6683, 12625)]