189489025

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1693}}^1$

素因数の和:1762

約数の個数: 36

約数和(自身を含む): 265405756

約数和(自身を除く): 75916731

約数列:

[1, 5, 11, 25, 37, 55, 121, 185, 275, 407, 605, 925, 1693, 2035, 3025, 4477, 8465, 10175, 18623, 22385, 42325, 62641, 93115, 111925, 204853, 313205, 465575, 689051, 1024265, 1566025, 3445255, 5121325, 7579561, 17226275, 37897805, 189489025]

約数ペア:

[(1, 189489025), (5, 37897805), (11, 17226275), (25, 7579561), (37, 5121325), (55, 3445255), (121, 1566025), (185, 1024265), (275, 689051), (407, 465575), (605, 313205), (925, 204853), (1693, 111925), (2035, 93115), (3025, 62641), (4477, 42325), (8465, 22385), (10175, 18623)]