22271275

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 32810400

約数和(自身を除く): 10539125

約数列:

[1, 5, 13, 17, 25, 29, 65, 85, 139, 145, 221, 325, 377, 425, 493, 695, 725, 1105, 1807, 1885, 2363, 2465, 3475, 4031, 5525, 6409, 9035, 9425, 11815, 12325, 20155, 30719, 32045, 45175, 52403, 59075, 68527, 100775, 153595, 160225, 262015, 342635, 767975, 890851, 1310075, 1713175, 4454255, 22271275]

約数ペア:

[(1, 22271275), (5, 4454255), (13, 1713175), (17, 1310075), (25, 890851), (29, 767975), (65, 342635), (85, 262015), (139, 160225), (145, 153595), (221, 100775), (325, 68527), (377, 59075), (425, 52403), (493, 45175), (695, 32045), (725, 30719), (1105, 20155), (1807, 12325), (1885, 11815), (2363, 9425), (2465, 9035), (3475, 6409), (4031, 5525)]