90225025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4713

約数の個数: 24

約数和(自身を含む): 123795648

約数和(自身を除く): 33570623

約数列:

[1, 5, 11, 25, 55, 71, 275, 355, 781, 1775, 3905, 4621, 19525, 23105, 50831, 115525, 254155, 328091, 1270775, 1640455, 3609001, 8202275, 18045005, 90225025]

約数ペア:

[(1, 90225025), (5, 18045005), (11, 8202275), (25, 3609001), (55, 1640455), (71, 1270775), (275, 328091), (355, 254155), (781, 115525), (1775, 50831), (3905, 23105), (4621, 19525)]