55770625

素因数分解:

$5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 40

約数和(自身を含む): 76756680

約数和(自身を除く): 20986055

約数列:

[1, 5, 17, 25, 29, 85, 125, 145, 181, 425, 493, 625, 725, 905, 2125, 2465, 3077, 3625, 4525, 5249, 10625, 12325, 15385, 18125, 22625, 26245, 61625, 76925, 89233, 113125, 131225, 308125, 384625, 446165, 656125, 1923125, 2230825, 3280625, 11154125, 55770625]

約数ペア:

[(1, 55770625), (5, 11154125), (17, 3280625), (25, 2230825), (29, 1923125), (85, 656125), (125, 446165), (145, 384625), (181, 308125), (425, 131225), (493, 113125), (625, 89233), (725, 76925), (905, 61625), (2125, 26245), (2465, 22625), (3077, 18125), (3625, 15385), (4525, 12325), (5249, 10625)]