681133570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1\times {\mathrm{7207}}^1$

素因数の和:7954

約数の個数: 32

約数和(自身を含む): 1322350848

約数和(自身を除く): 641217278

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 727, 1454, 3635, 7207, 7270, 9451, 14414, 18902, 36035, 47255, 72070, 93691, 94510, 187382, 468455, 936910, 5239489, 10478978, 26197445, 52394890, 68113357, 136226714, 340566785, 681133570]

約数ペア:

[(1, 681133570), (2, 340566785), (5, 136226714), (10, 68113357), (13, 52394890), (26, 26197445), (65, 10478978), (130, 5239489), (727, 936910), (1454, 468455), (3635, 187382), (7207, 94510), (7270, 93691), (9451, 72070), (14414, 47255), (18902, 36035)]