72280015

素因数分解:

$5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{2753}}^1$

素因数の和:2906

約数の個数: 16

約数和(自身を含む): 89229600

約数和(自身を除く): 16949585

約数列:

[1, 5, 59, 89, 295, 445, 2753, 5251, 13765, 26255, 162427, 245017, 812135, 1225085, 14456003, 72280015]

約数ペア:

[(1, 72280015), (5, 14456003), (59, 1225085), (89, 812135), (295, 245017), (445, 162427), (2753, 26255), (5251, 13765)]