85442480

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{2549}}^1$

素因数の和:2981

約数の個数: 40

約数和(自身を含む): 199206000

約数和(自身を除く): 113763520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1676, 2095, 2549, 3352, 4190, 5098, 6704, 8380, 10196, 12745, 16760, 20392, 25490, 33520, 40784, 50980, 101960, 203920, 1068031, 2136062, 4272124, 5340155, 8544248, 10680310, 17088496, 21360620, 42721240, 85442480]

約数ペア:

[(1, 85442480), (2, 42721240), (4, 21360620), (5, 17088496), (8, 10680310), (10, 8544248), (16, 5340155), (20, 4272124), (40, 2136062), (80, 1068031), (419, 203920), (838, 101960), (1676, 50980), (2095, 40784), (2549, 33520), (3352, 25490), (4190, 20392), (5098, 16760), (6704, 12745), (8380, 10196)]