20423625

素因数分解:

$3^1\times 5^3\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:634

約数の個数: 32

約数和(自身を含む): 34369920

約数和(自身を除く): 13946295

約数列:

[1, 3, 5, 15, 25, 75, 107, 125, 321, 375, 509, 535, 1527, 1605, 2545, 2675, 7635, 8025, 12725, 13375, 38175, 40125, 54463, 63625, 163389, 190875, 272315, 816945, 1361575, 4084725, 6807875, 20423625]

約数ペア:

[(1, 20423625), (3, 6807875), (5, 4084725), (15, 1361575), (25, 816945), (75, 272315), (107, 190875), (125, 163389), (321, 63625), (375, 54463), (509, 40125), (535, 38175), (1527, 13375), (1605, 12725), (2545, 8025), (2675, 7635)]