72660385

素因数分解:

$5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2065

約数の個数: 24

約数和(自身を含む): 102128040

約数和(自身を除く): 29467655

約数列:

[1, 5, 7, 35, 49, 157, 245, 785, 1099, 1889, 5495, 7693, 9445, 13223, 38465, 66115, 92561, 296573, 462805, 1482865, 2076011, 10380055, 14532077, 72660385]

約数ペア:

[(1, 72660385), (5, 14532077), (7, 10380055), (35, 2076011), (49, 1482865), (157, 462805), (245, 296573), (785, 92561), (1099, 66115), (1889, 38465), (5495, 13223), (7693, 9445)]