82742790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212161}}^1$

素因数の和:212184

約数の個数: 32

約数和(自身を含む): 213859296

約数和(自身を除く): 131116506

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 212161, 424322, 636483, 1060805, 1272966, 2121610, 2758093, 3182415, 5516186, 6364830, 8274279, 13790465, 16548558, 27580930, 41371395, 82742790]

約数ペア:

[(1, 82742790), (2, 41371395), (3, 27580930), (5, 16548558), (6, 13790465), (10, 8274279), (13, 6364830), (15, 5516186), (26, 3182415), (30, 2758093), (39, 2121610), (65, 1272966), (78, 1060805), (130, 636483), (195, 424322), (390, 212161)]