25530830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15107}}^1$

素因数の和:15140

約数の個数: 24

約数和(自身を含む): 49765752

約数和(自身を除く): 24234922

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 15107, 30214, 75535, 151070, 196391, 392782, 981955, 1963910, 2553083, 5106166, 12765415, 25530830]

約数ペア:

[(1, 25530830), (2, 12765415), (5, 5106166), (10, 2553083), (13, 1963910), (26, 981955), (65, 392782), (130, 196391), (169, 151070), (338, 75535), (845, 30214), (1690, 15107)]