127776520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{168127}}^1$

素因数の和:168157

約数の個数: 32

約数和(自身を含む): 302630400

約数和(自身を除く): 174853880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 168127, 336254, 672508, 840635, 1345016, 1681270, 3194413, 3362540, 6388826, 6725080, 12777652, 15972065, 25555304, 31944130, 63888260, 127776520]

約数ペア:

[(1, 127776520), (2, 63888260), (4, 31944130), (5, 25555304), (8, 15972065), (10, 12777652), (19, 6725080), (20, 6388826), (38, 3362540), (40, 3194413), (76, 1681270), (95, 1345016), (152, 840635), (190, 672508), (380, 336254), (760, 168127)]