64807145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 89413632

約数和(自身を除く): 24606487

約数列:

[1, 5, 13, 17, 65, 85, 221, 223, 263, 1105, 1115, 1315, 2899, 3419, 3791, 4471, 14495, 17095, 18955, 22355, 49283, 58123, 58649, 246415, 290615, 293245, 762437, 997033, 3812185, 4985165, 12961429, 64807145]

約数ペア:

[(1, 64807145), (5, 12961429), (13, 4985165), (17, 3812185), (65, 997033), (85, 762437), (221, 293245), (223, 290615), (263, 246415), (1105, 58649), (1115, 58123), (1315, 49283), (2899, 22355), (3419, 18955), (3791, 17095), (4471, 14495)]