7631390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1249}}^1$

素因数の和:1316

約数の個数: 32

約数和(自身を含む): 15120000

約数和(自身を除く): 7488610

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 470, 611, 1222, 1249, 2498, 3055, 6110, 6245, 12490, 16237, 32474, 58703, 81185, 117406, 162370, 293515, 587030, 763139, 1526278, 3815695, 7631390]

約数ペア:

[(1, 7631390), (2, 3815695), (5, 1526278), (10, 763139), (13, 587030), (26, 293515), (47, 162370), (65, 117406), (94, 81185), (130, 58703), (235, 32474), (470, 16237), (611, 12490), (1222, 6245), (1249, 6110), (2498, 3055)]