85395180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109481}}^1$

素因数の和:109506

約数の個数: 48

約数和(自身を含む): 257501664

約数和(自身を除く): 172106484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 109481, 218962, 328443, 437924, 547405, 656886, 1094810, 1313772, 1423253, 1642215, 2189620, 2846506, 3284430, 4269759, 5693012, 6568860, 7116265, 8539518, 14232530, 17079036, 21348795, 28465060, 42697590, 85395180]

約数ペア:

[(1, 85395180), (2, 42697590), (3, 28465060), (4, 21348795), (5, 17079036), (6, 14232530), (10, 8539518), (12, 7116265), (13, 6568860), (15, 5693012), (20, 4269759), (26, 3284430), (30, 2846506), (39, 2189620), (52, 1642215), (60, 1423253), (65, 1313772), (78, 1094810), (130, 656886), (156, 547405), (195, 437924), (260, 328443), (390, 218962), (780, 109481)]