220147525

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1543}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 294842240

約数和(自身を除く): 74694715

約数列:

[1, 5, 13, 25, 65, 325, 439, 1543, 2195, 5707, 7715, 10975, 20059, 28535, 38575, 100295, 142675, 501475, 677377, 3386885, 8805901, 16934425, 44029505, 220147525]

約数ペア:

[(1, 220147525), (5, 44029505), (13, 16934425), (25, 8805901), (65, 3386885), (325, 677377), (439, 501475), (1543, 142675), (2195, 100295), (5707, 38575), (7715, 28535), (10975, 20059)]