180717095

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1109}}^1$

素因数の和:1259

約数の個数: 32

約数和(自身を含む): 246153600

約数和(自身を除く): 65436505

約数列:

[1, 5, 13, 23, 65, 109, 115, 299, 545, 1109, 1417, 1495, 2507, 5545, 7085, 12535, 14417, 25507, 32591, 72085, 120881, 127535, 162955, 331591, 604405, 1571453, 1657955, 2780263, 7857265, 13901315, 36143419, 180717095]

約数ペア:

[(1, 180717095), (5, 36143419), (13, 13901315), (23, 7857265), (65, 2780263), (109, 1657955), (115, 1571453), (299, 604405), (545, 331591), (1109, 162955), (1417, 127535), (1495, 120881), (2507, 72085), (5545, 32591), (7085, 25507), (12535, 14417)]