71795165

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1511}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 100590336

約数和(自身を除く): 28795171

約数列:

[1, 5, 13, 17, 43, 65, 85, 215, 221, 559, 731, 1105, 1511, 2795, 3655, 7555, 9503, 19643, 25687, 47515, 64973, 98215, 128435, 324865, 333931, 844649, 1104541, 1669655, 4223245, 5522705, 14359033, 71795165]

約数ペア:

[(1, 71795165), (5, 14359033), (13, 5522705), (17, 4223245), (43, 1669655), (65, 1104541), (85, 844649), (215, 333931), (221, 324865), (559, 128435), (731, 98215), (1105, 64973), (1511, 47515), (2795, 25687), (3655, 19643), (7555, 9503)]