82748080

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{2659}}^1$

素因数の和:3061

約数の個数: 40

約数和(自身を含む): 192956400

約数和(自身を除く): 110208320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 2659, 3112, 3890, 5318, 6224, 7780, 10636, 13295, 15560, 21272, 26590, 31120, 42544, 53180, 106360, 212720, 1034351, 2068702, 4137404, 5171755, 8274808, 10343510, 16549616, 20687020, 41374040, 82748080]

約数ペア:

[(1, 82748080), (2, 41374040), (4, 20687020), (5, 16549616), (8, 10343510), (10, 8274808), (16, 5171755), (20, 4137404), (40, 2068702), (80, 1034351), (389, 212720), (778, 106360), (1556, 53180), (1945, 42544), (2659, 31120), (3112, 26590), (3890, 21272), (5318, 15560), (6224, 13295), (7780, 10636)]