89157520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{65557}}^1$

素因数の和:65587

約数の個数: 40

約数和(自身を含む): 219488184

約数和(自身を除く): 130330664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 65557, 131114, 262228, 327785, 524456, 655570, 1048912, 1114469, 1311140, 2228938, 2622280, 4457876, 5244560, 5572345, 8915752, 11144690, 17831504, 22289380, 44578760, 89157520]

約数ペア:

[(1, 89157520), (2, 44578760), (4, 22289380), (5, 17831504), (8, 11144690), (10, 8915752), (16, 5572345), (17, 5244560), (20, 4457876), (34, 2622280), (40, 2228938), (68, 1311140), (80, 1114469), (85, 1048912), (136, 655570), (170, 524456), (272, 327785), (340, 262228), (680, 131114), (1360, 65557)]