20731125

素因数分解:

$3^1\times 5^3\times {\mathrm{59}}^1\times {\mathrm{937}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 35118720

約数和(自身を除く): 14387595

約数列:

[1, 3, 5, 15, 25, 59, 75, 125, 177, 295, 375, 885, 937, 1475, 2811, 4425, 4685, 7375, 14055, 22125, 23425, 55283, 70275, 117125, 165849, 276415, 351375, 829245, 1382075, 4146225, 6910375, 20731125]

約数ペア:

[(1, 20731125), (3, 6910375), (5, 4146225), (15, 1382075), (25, 829245), (59, 351375), (75, 276415), (125, 165849), (177, 117125), (295, 70275), (375, 55283), (885, 23425), (937, 22125), (1475, 14055), (2811, 7375), (4425, 4685)]