64344560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{114901}}^1$

素因数の和:114921

約数の個数: 40

約数和(自身を含む): 170974176

約数和(自身を除く): 106629616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 114901, 229802, 459604, 574505, 804307, 919208, 1149010, 1608614, 1838416, 2298020, 3217228, 4021535, 4596040, 6434456, 8043070, 9192080, 12868912, 16086140, 32172280, 64344560]

約数ペア:

[(1, 64344560), (2, 32172280), (4, 16086140), (5, 12868912), (7, 9192080), (8, 8043070), (10, 6434456), (14, 4596040), (16, 4021535), (20, 3217228), (28, 2298020), (35, 1838416), (40, 1608614), (56, 1149010), (70, 919208), (80, 804307), (112, 574505), (140, 459604), (280, 229802), (560, 114901)]