77285825

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 36

約数和(自身を含む): 107351760

約数和(自身を除く): 30065935

約数列:

[1, 5, 17, 19, 25, 85, 95, 289, 323, 425, 475, 563, 1445, 1615, 2815, 5491, 7225, 8075, 9571, 10697, 14075, 27455, 47855, 53485, 137275, 162707, 181849, 239275, 267425, 813535, 909245, 3091433, 4067675, 4546225, 15457165, 77285825]

約数ペア:

[(1, 77285825), (5, 15457165), (17, 4546225), (19, 4067675), (25, 3091433), (85, 909245), (95, 813535), (289, 267425), (323, 239275), (425, 181849), (475, 162707), (563, 137275), (1445, 53485), (1615, 47855), (2815, 27455), (5491, 14075), (7225, 10697), (8075, 9571)]