127270480

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{10133}}^1$

素因数の和:10303

約数の個数: 40

約数和(自身を含む): 297817992

約数和(自身を除く): 170547512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 314, 628, 785, 1256, 1570, 2512, 3140, 6280, 10133, 12560, 20266, 40532, 50665, 81064, 101330, 162128, 202660, 405320, 810640, 1590881, 3181762, 6363524, 7954405, 12727048, 15908810, 25454096, 31817620, 63635240, 127270480]

約数ペア:

[(1, 127270480), (2, 63635240), (4, 31817620), (5, 25454096), (8, 15908810), (10, 12727048), (16, 7954405), (20, 6363524), (40, 3181762), (80, 1590881), (157, 810640), (314, 405320), (628, 202660), (785, 162128), (1256, 101330), (1570, 81064), (2512, 50665), (3140, 40532), (6280, 20266), (10133, 12560)]