21614125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:358

約数の個数: 32

約数和(自身を含む): 29772288

約数和(自身を除く): 8158163

約数列:

[1, 5, 13, 25, 47, 65, 125, 235, 283, 325, 611, 1175, 1415, 1625, 3055, 3679, 5875, 7075, 13301, 15275, 18395, 35375, 66505, 76375, 91975, 172913, 332525, 459875, 864565, 1662625, 4322825, 21614125]

約数ペア:

[(1, 21614125), (5, 4322825), (13, 1662625), (25, 864565), (47, 459875), (65, 332525), (125, 172913), (235, 91975), (283, 76375), (325, 66505), (611, 35375), (1175, 18395), (1415, 15275), (1625, 13301), (3055, 7075), (3679, 5875)]