64846288

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{4391}}^1$

素因数の和:4483

約数の個数: 40

約数和(自身を含む): 137241216

約数和(自身を除く): 72394928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 71, 104, 142, 208, 284, 568, 923, 1136, 1846, 3692, 4391, 7384, 8782, 14768, 17564, 35128, 57083, 70256, 114166, 228332, 311761, 456664, 623522, 913328, 1247044, 2494088, 4052893, 4988176, 8105786, 16211572, 32423144, 64846288]

約数ペア:

[(1, 64846288), (2, 32423144), (4, 16211572), (8, 8105786), (13, 4988176), (16, 4052893), (26, 2494088), (52, 1247044), (71, 913328), (104, 623522), (142, 456664), (208, 311761), (284, 228332), (568, 114166), (923, 70256), (1136, 57083), (1846, 35128), (3692, 17564), (4391, 14768), (7384, 8782)]