31279125

素因数分解:

$3^1\times 5^3\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:606

約数の個数: 32

約数和(自身を含む): 52416000

約数和(自身を除く): 21136875

約数列:

[1, 3, 5, 15, 25, 75, 125, 239, 349, 375, 717, 1047, 1195, 1745, 3585, 5235, 5975, 8725, 17925, 26175, 29875, 43625, 83411, 89625, 130875, 250233, 417055, 1251165, 2085275, 6255825, 10426375, 31279125]

約数ペア:

[(1, 31279125), (3, 10426375), (5, 6255825), (15, 2085275), (25, 1251165), (75, 417055), (125, 250233), (239, 130875), (349, 89625), (375, 83411), (717, 43625), (1047, 29875), (1195, 26175), (1745, 17925), (3585, 8725), (5235, 5975)]