25403170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{743}}^1$

素因数の和:1026

約数の個数: 32

約数和(自身を含む): 49496832

約数和(自身を除く): 24093662

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 743, 1315, 1486, 2630, 3419, 3715, 6838, 7430, 9659, 17095, 19318, 34190, 48295, 96590, 195409, 390818, 977045, 1954090, 2540317, 5080634, 12701585, 25403170]

約数ペア:

[(1, 25403170), (2, 12701585), (5, 5080634), (10, 2540317), (13, 1954090), (26, 977045), (65, 390818), (130, 195409), (263, 96590), (526, 48295), (743, 34190), (1315, 19318), (1486, 17095), (2630, 9659), (3419, 7430), (3715, 6838)]