81583670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{40189}}^1$

素因数の和:40232

約数の個数: 32

約数和(自身を含む): 173620800

約数和(自身を除く): 92037130

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 40189, 80378, 200945, 281323, 401890, 562646, 1165481, 1406615, 2330962, 2813230, 5827405, 8158367, 11654810, 16316734, 40791835, 81583670]

約数ペア:

[(1, 81583670), (2, 40791835), (5, 16316734), (7, 11654810), (10, 8158367), (14, 5827405), (29, 2813230), (35, 2330962), (58, 1406615), (70, 1165481), (145, 562646), (203, 401890), (290, 281323), (406, 200945), (1015, 80378), (2030, 40189)]