78067875

素因数分解:

$3^1\times 5^3\times {\mathrm{409}}^1\times {\mathrm{509}}^1$

素因数の和:936

約数の個数: 32

約数和(自身を含む): 130478400

約数和(自身を除く): 52410525

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 409, 509, 1227, 1527, 2045, 2545, 6135, 7635, 10225, 12725, 30675, 38175, 51125, 63625, 153375, 190875, 208181, 624543, 1040905, 3122715, 5204525, 15613575, 26022625, 78067875]

約数ペア:

[(1, 78067875), (3, 26022625), (5, 15613575), (15, 5204525), (25, 3122715), (75, 1040905), (125, 624543), (375, 208181), (409, 190875), (509, 153375), (1227, 63625), (1527, 51125), (2045, 38175), (2545, 30675), (6135, 12725), (7635, 10225)]