87578875

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 114476544

約数和(自身を除く): 26897669

約数列:

[1, 5, 25, 31, 97, 125, 155, 233, 485, 775, 1165, 2425, 3007, 3875, 5825, 7223, 12125, 15035, 22601, 29125, 36115, 75175, 113005, 180575, 375875, 565025, 700631, 902875, 2825125, 3503155, 17515775, 87578875]

約数ペア:

[(1, 87578875), (5, 17515775), (25, 3503155), (31, 2825125), (97, 902875), (125, 700631), (155, 565025), (233, 375875), (485, 180575), (775, 113005), (1165, 75175), (2425, 36115), (3007, 29125), (3875, 22601), (5825, 15035), (7223, 12125)]