66723760

素因数分解:

$2^4\times 5^1\times {\mathrm{277}}^1\times {\mathrm{3011}}^1$

素因数の和:3301

約数の個数: 40

約数和(自身を含む): 155744496

約数和(自身を除く): 89020736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 277, 554, 1108, 1385, 2216, 2770, 3011, 4432, 5540, 6022, 11080, 12044, 15055, 22160, 24088, 30110, 48176, 60220, 120440, 240880, 834047, 1668094, 3336188, 4170235, 6672376, 8340470, 13344752, 16680940, 33361880, 66723760]

約数ペア:

[(1, 66723760), (2, 33361880), (4, 16680940), (5, 13344752), (8, 8340470), (10, 6672376), (16, 4170235), (20, 3336188), (40, 1668094), (80, 834047), (277, 240880), (554, 120440), (1108, 60220), (1385, 48176), (2216, 30110), (2770, 24088), (3011, 22160), (4432, 15055), (5540, 12044), (6022, 11080)]