72783305

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:545

約数の個数: 32

約数和(自身を含む): 103175424

約数和(自身を除く): 30392119

約数列:

[1, 5, 7, 35, 43, 137, 215, 301, 353, 685, 959, 1505, 1765, 2471, 4795, 5891, 12355, 15179, 29455, 41237, 48361, 75895, 106253, 206185, 241805, 338527, 531265, 1692635, 2079523, 10397615, 14556661, 72783305]

約数ペア:

[(1, 72783305), (5, 14556661), (7, 10397615), (35, 2079523), (43, 1692635), (137, 531265), (215, 338527), (301, 241805), (353, 206185), (685, 106253), (959, 75895), (1505, 48361), (1765, 41237), (2471, 29455), (4795, 15179), (5891, 12355)]