25595180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{98443}}^1$

素因数の和:98465

約数の個数: 24

約数和(自身を含む): 57885072

約数和(自身を除く): 32289892

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 98443, 196886, 393772, 492215, 984430, 1279759, 1968860, 2559518, 5119036, 6398795, 12797590, 25595180]

約数ペア:

[(1, 25595180), (2, 12797590), (4, 6398795), (5, 5119036), (10, 2559518), (13, 1968860), (20, 1279759), (26, 984430), (52, 492215), (65, 393772), (130, 196886), (260, 98443)]