22511225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{751}}^1$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 30771840

約数和(自身を除く): 8260615

約数列:

[1, 5, 11, 25, 55, 109, 275, 545, 751, 1199, 2725, 3755, 5995, 8261, 18775, 29975, 41305, 81859, 206525, 409295, 900449, 2046475, 4502245, 22511225]

約数ペア:

[(1, 22511225), (5, 4502245), (11, 2046475), (25, 900449), (55, 409295), (109, 206525), (275, 81859), (545, 41305), (751, 29975), (1199, 18775), (2725, 8261), (3755, 5995)]