201957275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{61}}^2\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 36

約数和(自身を含む): 275826096

約数和(自身を除く): 73868821

約数列:

[1, 5, 13, 25, 61, 65, 167, 305, 325, 793, 835, 1525, 2171, 3721, 3965, 4175, 10187, 10855, 18605, 19825, 48373, 50935, 54275, 93025, 132431, 241865, 254675, 621407, 662155, 1209325, 3107035, 3310775, 8078291, 15535175, 40391455, 201957275]

約数ペア:

[(1, 201957275), (5, 40391455), (13, 15535175), (25, 8078291), (61, 3310775), (65, 3107035), (167, 1209325), (305, 662155), (325, 621407), (793, 254675), (835, 241865), (1525, 132431), (2171, 93025), (3721, 54275), (3965, 50935), (4175, 48373), (10187, 19825), (10855, 18605)]