81673865

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10559}}^1$

素因数の和:10601

約数の個数: 32

約数和(自身を含む): 127733760

約数和(自身を除く): 46059895

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 221, 455, 595, 1105, 1547, 7735, 10559, 52795, 73913, 137267, 179503, 369565, 686335, 897515, 960869, 1256521, 2333539, 4804345, 6282605, 11667695, 16334773, 81673865]

約数ペア:

[(1, 81673865), (5, 16334773), (7, 11667695), (13, 6282605), (17, 4804345), (35, 2333539), (65, 1256521), (85, 960869), (91, 897515), (119, 686335), (221, 369565), (455, 179503), (595, 137267), (1105, 73913), (1547, 52795), (7735, 10559)]