85415505

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{19841}}^1$

素因数の和:19897

約数の個数: 32

約数和(自身を含む): 160005888

約数和(自身を除く): 74590383

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 105, 123, 205, 287, 615, 861, 1435, 4305, 19841, 59523, 99205, 138887, 297615, 416661, 694435, 813481, 2083305, 2440443, 4067405, 5694367, 12202215, 17083101, 28471835, 85415505]

約数ペア:

[(1, 85415505), (3, 28471835), (5, 17083101), (7, 12202215), (15, 5694367), (21, 4067405), (35, 2440443), (41, 2083305), (105, 813481), (123, 694435), (205, 416661), (287, 297615), (615, 138887), (861, 99205), (1435, 59523), (4305, 19841)]