87905230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{281}}^1$

素因数の和:445

約数の個数: 64

約数和(自身を含む): 187608960

約数和(自身を除く): 99703730

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 109, 205, 218, 281, 287, 410, 545, 562, 574, 763, 1090, 1405, 1435, 1526, 1967, 2810, 2870, 3815, 3934, 4469, 7630, 8938, 9835, 11521, 19670, 22345, 23042, 30629, 31283, 44690, 57605, 61258, 62566, 80647, 115210, 153145, 156415, 161294, 214403, 306290, 312830, 403235, 428806, 806470, 1072015, 1255789, 2144030, 2511578, 6278945, 8790523, 12557890, 17581046, 43952615, 87905230]

約数ペア:

[(1, 87905230), (2, 43952615), (5, 17581046), (7, 12557890), (10, 8790523), (14, 6278945), (35, 2511578), (41, 2144030), (70, 1255789), (82, 1072015), (109, 806470), (205, 428806), (218, 403235), (281, 312830), (287, 306290), (410, 214403), (545, 161294), (562, 156415), (574, 153145), (763, 115210), (1090, 80647), (1405, 62566), (1435, 61258), (1526, 57605), (1967, 44690), (2810, 31283), (2870, 30629), (3815, 23042), (3934, 22345), (4469, 19670), (7630, 11521), (8938, 9835)]