490657825

素因数分解:

$5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23561}}^1$

素因数の和:23602

約数の個数: 36

約数和(自身を含む): 749412972

約数和(自身を除く): 258755147

約数列:

[1, 5, 7, 17, 25, 35, 49, 85, 119, 175, 245, 425, 595, 833, 1225, 2975, 4165, 20825, 23561, 117805, 164927, 400537, 589025, 824635, 1154489, 2002685, 2803759, 4123175, 5772445, 10013425, 14018795, 19626313, 28862225, 70093975, 98131565, 490657825]

約数ペア:

[(1, 490657825), (5, 98131565), (7, 70093975), (17, 28862225), (25, 19626313), (35, 14018795), (49, 10013425), (85, 5772445), (119, 4123175), (175, 2803759), (245, 2002685), (425, 1154489), (595, 824635), (833, 589025), (1225, 400537), (2975, 164927), (4165, 117805), (20825, 23561)]