82721275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2797}}^1$

素因数の和:2840

約数の個数: 36

約数和(自身を含む): 126984432

約数和(自身を除く): 44263157

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 169, 175, 325, 455, 845, 1183, 2275, 2797, 4225, 5915, 13985, 19579, 29575, 36361, 69925, 97895, 181805, 254527, 472693, 489475, 909025, 1272635, 2363465, 3308851, 6363175, 11817325, 16544255, 82721275]

約数ペア:

[(1, 82721275), (5, 16544255), (7, 11817325), (13, 6363175), (25, 3308851), (35, 2363465), (65, 1272635), (91, 909025), (169, 489475), (175, 472693), (325, 254527), (455, 181805), (845, 97895), (1183, 69925), (2275, 36361), (2797, 29575), (4225, 19579), (5915, 13985)]