51826040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{683}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 133954560

約数和(自身を除く): 82128520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 271, 280, 542, 683, 1084, 1355, 1366, 1897, 2168, 2710, 2732, 3415, 3794, 4781, 5420, 5464, 6830, 7588, 9485, 9562, 10840, 13660, 15176, 18970, 19124, 23905, 27320, 37940, 38248, 47810, 75880, 95620, 185093, 191240, 370186, 740372, 925465, 1295651, 1480744, 1850930, 2591302, 3701860, 5182604, 6478255, 7403720, 10365208, 12956510, 25913020, 51826040]

約数ペア:

[(1, 51826040), (2, 25913020), (4, 12956510), (5, 10365208), (7, 7403720), (8, 6478255), (10, 5182604), (14, 3701860), (20, 2591302), (28, 1850930), (35, 1480744), (40, 1295651), (56, 925465), (70, 740372), (140, 370186), (271, 191240), (280, 185093), (542, 95620), (683, 75880), (1084, 47810), (1355, 38248), (1366, 37940), (1897, 27320), (2168, 23905), (2710, 19124), (2732, 18970), (3415, 15176), (3794, 13660), (4781, 10840), (5420, 9562), (5464, 9485), (6830, 7588)]