53778660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68947}}^1$

素因数の和:68972

約数の個数: 48

約数和(自身を含む): 162165696

約数和(自身を除く): 108387036

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, 68947, 137894, 206841, 275788, 344735, 413682, 689470, 827364, 896311, 1034205, 1378940, 1792622, 2068410, 2688933, 3585244, 4136820, 4481555, 5377866, 8963110, 10755732, 13444665, 17926220, 26889330, 53778660]

約数ペア:

[(1, 53778660), (2, 26889330), (3, 17926220), (4, 13444665), (5, 10755732), (6, 8963110), (10, 5377866), (12, 4481555), (13, 4136820), (15, 3585244), (20, 2688933), (26, 2068410), (30, 1792622), (39, 1378940), (52, 1034205), (60, 896311), (65, 827364), (78, 689470), (130, 413682), (156, 344735), (195, 275788), (260, 206841), (390, 137894), (780, 68947)]