200820425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{13147}}^1$

素因数の和:13217

約数の個数: 24

約数和(自身を含む): 273899136

約数和(自身を除く): 73078711

約数列:

[1, 5, 13, 25, 47, 65, 235, 325, 611, 1175, 3055, 13147, 15275, 65735, 170911, 328675, 617909, 854555, 3089545, 4272775, 8032817, 15447725, 40164085, 200820425]

約数ペア:

[(1, 200820425), (5, 40164085), (13, 15447725), (25, 8032817), (47, 4272775), (65, 3089545), (235, 854555), (325, 617909), (611, 328675), (1175, 170911), (3055, 65735), (13147, 15275)]