31243290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{80111}}^1$

素因数の和:80134

約数の個数: 32

約数和(自身を含む): 80752896

約数和(自身を除く): 49509606

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 80111, 160222, 240333, 400555, 480666, 801110, 1041443, 1201665, 2082886, 2403330, 3124329, 5207215, 6248658, 10414430, 15621645, 31243290]

約数ペア:

[(1, 31243290), (2, 15621645), (3, 10414430), (5, 6248658), (6, 5207215), (10, 3124329), (13, 2403330), (15, 2082886), (26, 1201665), (30, 1041443), (39, 801110), (65, 480666), (78, 400555), (130, 240333), (195, 160222), (390, 80111)]