81672604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{461}}^1\times {\mathrm{3407}}^1$

素因数の和:3885

約数の個数: 24

約数和(自身を含む): 154300608

約数和(自身を除く): 72628004

約数列:

[1, 2, 4, 13, 26, 52, 461, 922, 1844, 3407, 5993, 6814, 11986, 13628, 23972, 44291, 88582, 177164, 1570627, 3141254, 6282508, 20418151, 40836302, 81672604]

約数ペア:

[(1, 81672604), (2, 40836302), (4, 20418151), (13, 6282508), (26, 3141254), (52, 1570627), (461, 177164), (922, 88582), (1844, 44291), (3407, 23972), (5993, 13628), (6814, 11986)]