51164480

素因数分解:

$2^6\times 5^1\times {\mathrm{281}}^1\times {\mathrm{569}}^1$

素因数の和:867

約数の個数: 56

約数和(自身を含む): 122483880

約数和(自身を除く): 71319400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 281, 320, 562, 569, 1124, 1138, 1405, 2248, 2276, 2810, 2845, 4496, 4552, 5620, 5690, 8992, 9104, 11240, 11380, 17984, 18208, 22480, 22760, 36416, 44960, 45520, 89920, 91040, 159889, 182080, 319778, 639556, 799445, 1279112, 1598890, 2558224, 3197780, 5116448, 6395560, 10232896, 12791120, 25582240, 51164480]

約数ペア:

[(1, 51164480), (2, 25582240), (4, 12791120), (5, 10232896), (8, 6395560), (10, 5116448), (16, 3197780), (20, 2558224), (32, 1598890), (40, 1279112), (64, 799445), (80, 639556), (160, 319778), (281, 182080), (320, 159889), (562, 91040), (569, 89920), (1124, 45520), (1138, 44960), (1405, 36416), (2248, 22760), (2276, 22480), (2810, 18208), (2845, 17984), (4496, 11380), (4552, 11240), (5620, 9104), (5690, 8992)]