66930080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{8537}}^1$

素因数の和:8566

約数の個数: 72

約数和(自身を含む): 183959748

約数和(自身を除く): 117029668

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 8537, 17074, 34148, 42685, 59759, 68296, 85370, 119518, 136592, 170740, 239036, 273184, 298795, 341480, 418313, 478072, 597590, 682960, 836626, 956144, 1195180, 1365920, 1673252, 1912288, 2091565, 2390360, 3346504, 4183130, 4780720, 6693008, 8366260, 9561440, 13386016, 16732520, 33465040, 66930080]

約数ペア:

[(1, 66930080), (2, 33465040), (4, 16732520), (5, 13386016), (7, 9561440), (8, 8366260), (10, 6693008), (14, 4780720), (16, 4183130), (20, 3346504), (28, 2390360), (32, 2091565), (35, 1912288), (40, 1673252), (49, 1365920), (56, 1195180), (70, 956144), (80, 836626), (98, 682960), (112, 597590), (140, 478072), (160, 418313), (196, 341480), (224, 298795), (245, 273184), (280, 239036), (392, 170740), (490, 136592), (560, 119518), (784, 85370), (980, 68296), (1120, 59759), (1568, 42685), (1960, 34148), (3920, 17074), (7840, 8537)]