1320340025

素因数分解:

$5^2\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{2447}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 1661036544

約数和(自身を除く): 340696519

約数列:

[1, 5, 25, 113, 191, 565, 955, 2447, 2825, 4775, 12235, 21583, 61175, 107915, 276511, 467377, 539575, 1382555, 2336885, 6912775, 11684425, 52813601, 264068005, 1320340025]

約数ペア:

[(1, 1320340025), (5, 264068005), (25, 52813601), (113, 11684425), (191, 6912775), (565, 2336885), (955, 1382555), (2447, 539575), (2825, 467377), (4775, 276511), (12235, 107915), (21583, 61175)]