51055240

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{7643}}^1$

素因数の和:7821

約数の個数: 32

約数和(自身を含む): 115577280

約数和(自身を除く): 64522040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 835, 1336, 1670, 3340, 6680, 7643, 15286, 30572, 38215, 61144, 76430, 152860, 305720, 1276381, 2552762, 5105524, 6381905, 10211048, 12763810, 25527620, 51055240]

約数ペア:

[(1, 51055240), (2, 25527620), (4, 12763810), (5, 10211048), (8, 6381905), (10, 5105524), (20, 2552762), (40, 1276381), (167, 305720), (334, 152860), (668, 76430), (835, 61144), (1336, 38215), (1670, 30572), (3340, 15286), (6680, 7643)]