138897125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{251}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 183980160

約数和(自身を除く): 45083035

約数列:

[1, 5, 19, 25, 95, 125, 233, 251, 475, 1165, 1255, 2375, 4427, 4769, 5825, 6275, 22135, 23845, 29125, 31375, 58483, 110675, 119225, 292415, 553375, 596125, 1111177, 1462075, 5555885, 7310375, 27779425, 138897125]

約数ペア:

[(1, 138897125), (5, 27779425), (19, 7310375), (25, 5555885), (95, 1462075), (125, 1111177), (233, 596125), (251, 553375), (475, 292415), (1165, 119225), (1255, 110675), (2375, 58483), (4427, 31375), (4769, 29125), (5825, 23845), (6275, 22135)]