201121525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{25219}}^1$

素因数の和:25269

約数の個数: 24

約数和(自身を含む): 281455200

約数和(自身を除く): 80333675

約数列:

[1, 5, 11, 25, 29, 55, 145, 275, 319, 725, 1595, 7975, 25219, 126095, 277409, 630475, 731351, 1387045, 3656755, 6935225, 8044861, 18283775, 40224305, 201121525]

約数ペア:

[(1, 201121525), (5, 40224305), (11, 18283775), (25, 8044861), (29, 6935225), (55, 3656755), (145, 1387045), (275, 731351), (319, 630475), (725, 277409), (1595, 126095), (7975, 25219)]