61503375

素因数分解:

$3^1\times 5^3\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:828

約数の個数: 32

約数和(自身を含む): 102847680

約数和(自身を除く): 41344305

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 401, 409, 1203, 1227, 2005, 2045, 6015, 6135, 10025, 10225, 30075, 30675, 50125, 51125, 150375, 153375, 164009, 492027, 820045, 2460135, 4100225, 12300675, 20501125, 61503375]

約数ペア:

[(1, 61503375), (3, 20501125), (5, 12300675), (15, 4100225), (25, 2460135), (75, 820045), (125, 492027), (375, 164009), (401, 153375), (409, 150375), (1203, 51125), (1227, 50125), (2005, 30675), (2045, 30075), (6015, 10225), (6135, 10025)]