80325780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{487}}^1\times {\mathrm{2749}}^1$

素因数の和:3248

約数の個数: 48

約数和(自身を含む): 225456000

約数和(自身を除く): 145130220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 487, 974, 1461, 1948, 2435, 2749, 2922, 4870, 5498, 5844, 7305, 8247, 9740, 10996, 13745, 14610, 16494, 27490, 29220, 32988, 41235, 54980, 82470, 164940, 1338763, 2677526, 4016289, 5355052, 6693815, 8032578, 13387630, 16065156, 20081445, 26775260, 40162890, 80325780]

約数ペア:

[(1, 80325780), (2, 40162890), (3, 26775260), (4, 20081445), (5, 16065156), (6, 13387630), (10, 8032578), (12, 6693815), (15, 5355052), (20, 4016289), (30, 2677526), (60, 1338763), (487, 164940), (974, 82470), (1461, 54980), (1948, 41235), (2435, 32988), (2749, 29220), (2922, 27490), (4870, 16494), (5498, 14610), (5844, 13745), (7305, 10996), (8247, 9740)]