189672145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{439}}^1$

素因数の和:514

約数の個数: 48

約数和(自身を含む): 272321280

約数和(自身を除く): 82649135

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 289, 299, 391, 439, 1105, 1445, 1495, 1955, 2195, 3757, 5083, 5707, 6647, 7463, 10097, 18785, 25415, 28535, 33235, 37315, 50485, 86411, 97019, 126871, 131261, 171649, 432055, 485095, 634355, 656305, 858245, 1649323, 2231437, 2918033, 8246615, 11157185, 14590165, 37934429, 189672145]

約数ペア:

[(1, 189672145), (5, 37934429), (13, 14590165), (17, 11157185), (23, 8246615), (65, 2918033), (85, 2231437), (115, 1649323), (221, 858245), (289, 656305), (299, 634355), (391, 485095), (439, 432055), (1105, 171649), (1445, 131261), (1495, 126871), (1955, 97019), (2195, 86411), (3757, 50485), (5083, 37315), (5707, 33235), (6647, 28535), (7463, 25415), (10097, 18785)]