51897820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6883}}^1$

素因数の和:6934

約数の個数: 48

約数和(自身を含む): 121433760

約数和(自身を除く): 69535940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 6883, 7540, 13766, 27532, 34415, 68830, 89479, 137660, 178958, 199607, 357916, 399214, 447395, 798428, 894790, 998035, 1789580, 1996070, 2594891, 3992140, 5189782, 10379564, 12974455, 25948910, 51897820]

約数ペア:

[(1, 51897820), (2, 25948910), (4, 12974455), (5, 10379564), (10, 5189782), (13, 3992140), (20, 2594891), (26, 1996070), (29, 1789580), (52, 998035), (58, 894790), (65, 798428), (116, 447395), (130, 399214), (145, 357916), (260, 199607), (290, 178958), (377, 137660), (580, 89479), (754, 68830), (1508, 34415), (1885, 27532), (3770, 13766), (6883, 7540)]