4820725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1$

素因数の和:206

約数の個数: 36

約数和(自身を含む): 7442976

約数和(自身を除く): 2622251

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 163, 169, 175, 325, 455, 815, 845, 1141, 1183, 2119, 2275, 4075, 4225, 5705, 5915, 10595, 14833, 27547, 28525, 29575, 52975, 74165, 137735, 192829, 370825, 688675, 964145, 4820725]

約数ペア:

[(1, 4820725), (5, 964145), (7, 688675), (13, 370825), (25, 192829), (35, 137735), (65, 74165), (91, 52975), (163, 29575), (169, 28525), (175, 27547), (325, 14833), (455, 10595), (815, 5915), (845, 5705), (1141, 4225), (1183, 4075), (2119, 2275)]