128896125

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{20219}}^1$

素因数の和:20254

約数の個数: 32

約数和(自身を含む): 227111040

約数和(自身を除く): 98214915

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 6375, 20219, 60657, 101095, 303285, 343723, 505475, 1031169, 1516425, 1718615, 2527375, 5155845, 7582125, 8593075, 25779225, 42965375, 128896125]

約数ペア:

[(1, 128896125), (3, 42965375), (5, 25779225), (15, 8593075), (17, 7582125), (25, 5155845), (51, 2527375), (75, 1718615), (85, 1516425), (125, 1031169), (255, 505475), (375, 343723), (425, 303285), (1275, 101095), (2125, 60657), (6375, 20219)]