81289052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{3391}}^1$

素因数の和:3869

約数の個数: 24

約数和(自身を含む): 153576192

約数和(自身を除く): 72287140

約数列:

[1, 2, 4, 13, 26, 52, 461, 922, 1844, 3391, 5993, 6782, 11986, 13564, 23972, 44083, 88166, 176332, 1563251, 3126502, 6253004, 20322263, 40644526, 81289052]

約数ペア:

[(1, 81289052), (2, 40644526), (4, 20322263), (13, 6253004), (26, 3126502), (52, 1563251), (461, 176332), (922, 88166), (1844, 44083), (3391, 23972), (5993, 13564), (6782, 11986)]