75480625

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{10979}}^1$

素因数の和:11010

約数の個数: 20

約数和(自身を含む): 102904560

約数和(自身を除く): 27423935

約数列:

[1, 5, 11, 25, 55, 125, 275, 625, 1375, 6875, 10979, 54895, 120769, 274475, 603845, 1372375, 3019225, 6861875, 15096125, 75480625]

約数ペア:

[(1, 75480625), (5, 15096125), (11, 6861875), (25, 3019225), (55, 1372375), (125, 603845), (275, 274475), (625, 120769), (1375, 54895), (6875, 10979)]