128450575

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{42463}}^1$

素因数の和:42495

約数の個数: 18

約数和(自身を含む): 175079072

約数和(自身を除く): 46628497

約数列:

[1, 5, 11, 25, 55, 121, 275, 605, 3025, 42463, 212315, 467093, 1061575, 2335465, 5138023, 11677325, 25690115, 128450575]

約数ペア:

[(1, 128450575), (5, 25690115), (11, 11677325), (25, 5138023), (55, 2335465), (121, 1061575), (275, 467093), (605, 212315), (3025, 42463)]