25305615

素因数分解:

$3^4\times 5^1\times {\mathrm{62483}}^1$

素因数の和:62500

約数の個数: 20

約数和(自身を含む): 45363384

約数和(自身を除く): 20057769

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 62483, 187449, 312415, 562347, 937245, 1687041, 2811735, 5061123, 8435205, 25305615]

約数ペア:

[(1, 25305615), (3, 8435205), (5, 5061123), (9, 2811735), (15, 1687041), (27, 937245), (45, 562347), (81, 312415), (135, 187449), (405, 62483)]