78900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{263}}^1$

素因数の和:280

約数の個数: 36

約数和(自身を含む): 229152

約数和(自身を除く): 150252

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 263, 300, 526, 789, 1052, 1315, 1578, 2630, 3156, 3945, 5260, 6575, 7890, 13150, 15780, 19725, 26300, 39450, 78900]

約数ペア:

[(1, 78900), (2, 39450), (3, 26300), (4, 19725), (5, 15780), (6, 13150), (10, 7890), (12, 6575), (15, 5260), (20, 3945), (25, 3156), (30, 2630), (50, 1578), (60, 1315), (75, 1052), (100, 789), (150, 526), (263, 300)]