78861690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{3491}}^1$

素因数の和:3755

約数の個数: 48

約数和(自身を含む): 205916256

約数和(自身を除く): 127054566

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 502, 753, 1255, 1506, 2259, 2510, 3491, 3765, 4518, 6982, 7530, 10473, 11295, 17455, 20946, 22590, 31419, 34910, 52365, 62838, 104730, 157095, 314190, 876241, 1752482, 2628723, 4381205, 5257446, 7886169, 8762410, 13143615, 15772338, 26287230, 39430845, 78861690]

約数ペア:

[(1, 78861690), (2, 39430845), (3, 26287230), (5, 15772338), (6, 13143615), (9, 8762410), (10, 7886169), (15, 5257446), (18, 4381205), (30, 2628723), (45, 1752482), (90, 876241), (251, 314190), (502, 157095), (753, 104730), (1255, 62838), (1506, 52365), (2259, 34910), (2510, 31419), (3491, 22590), (3765, 20946), (4518, 17455), (6982, 11295), (7530, 10473)]