64680172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1439}}^1$

素因数の和:2121

約数の個数: 24

約数和(自身を含む): 120113280

約数和(自身を除く): 55433108

約数列:

[1, 2, 4, 17, 34, 68, 661, 1322, 1439, 2644, 2878, 5756, 11237, 22474, 24463, 44948, 48926, 97852, 951179, 1902358, 3804716, 16170043, 32340086, 64680172]

約数ペア:

[(1, 64680172), (2, 32340086), (4, 16170043), (17, 3804716), (34, 1902358), (68, 951179), (661, 97852), (1322, 48926), (1439, 44948), (2644, 24463), (2878, 22474), (5756, 11237)]