25249240

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8647}}^1$

素因数の和:8731

約数の個数: 32

約数和(自身を含む): 57595680

約数和(自身を除く): 32346440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 8647, 17294, 34588, 43235, 69176, 86470, 172940, 345880, 631231, 1262462, 2524924, 3156155, 5049848, 6312310, 12624620, 25249240]

約数ペア:

[(1, 25249240), (2, 12624620), (4, 6312310), (5, 5049848), (8, 3156155), (10, 2524924), (20, 1262462), (40, 631231), (73, 345880), (146, 172940), (292, 86470), (365, 69176), (584, 43235), (730, 34588), (1460, 17294), (2920, 8647)]