51711205

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3919}}^1$

素因数の和:3973

約数の個数: 32

約数和(自身を含む): 79027200

約数和(自身を除く): 27315995

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1885, 2639, 3919, 13195, 19595, 27433, 50947, 113651, 137165, 254735, 356629, 568255, 795557, 1477463, 1783145, 3977785, 7387315, 10342241, 51711205]

約数ペア:

[(1, 51711205), (5, 10342241), (7, 7387315), (13, 3977785), (29, 1783145), (35, 1477463), (65, 795557), (91, 568255), (145, 356629), (203, 254735), (377, 137165), (455, 113651), (1015, 50947), (1885, 27433), (2639, 19595), (3919, 13195)]