279553625

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2423}}^1$

素因数の和:2522

約数の個数: 32

約数和(自身を含む): 381169152

約数和(自身を除く): 101615527

約数列:

[1, 5, 13, 25, 65, 71, 125, 325, 355, 923, 1625, 1775, 2423, 4615, 8875, 12115, 23075, 31499, 60575, 115375, 157495, 172033, 302875, 787475, 860165, 2236429, 3937375, 4300825, 11182145, 21504125, 55910725, 279553625]

約数ペア:

[(1, 279553625), (5, 55910725), (13, 21504125), (25, 11182145), (65, 4300825), (71, 3937375), (125, 2236429), (325, 860165), (355, 787475), (923, 302875), (1625, 172033), (1775, 157495), (2423, 115375), (4615, 60575), (8875, 31499), (12115, 23075)]