31089125

素因数分解:

$5^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:230

約数の個数: 32

約数和(自身を含む): 40974336

約数和(自身を除く): 9885211

約数列:

[1, 5, 25, 31, 71, 113, 125, 155, 355, 565, 775, 1775, 2201, 2825, 3503, 3875, 8023, 8875, 11005, 14125, 17515, 40115, 55025, 87575, 200575, 248713, 275125, 437875, 1002875, 1243565, 6217825, 31089125]

約数ペア:

[(1, 31089125), (5, 6217825), (25, 1243565), (31, 1002875), (71, 437875), (113, 275125), (125, 248713), (155, 200575), (355, 87575), (565, 55025), (775, 40115), (1775, 17515), (2201, 14125), (2825, 11005), (3503, 8875), (3875, 8023)]