25640665

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{271}}^1$

素因数の和:552

約数の個数: 16

約数和(自身を含む): 31334400

約数和(自身を除く): 5693735

約数列:

[1, 5, 127, 149, 271, 635, 745, 1355, 18923, 34417, 40379, 94615, 172085, 201895, 5128133, 25640665]

約数ペア:

[(1, 25640665), (5, 5128133), (127, 201895), (149, 172085), (271, 94615), (635, 40379), (745, 34417), (1355, 18923)]