157215730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{54779}}^1$

素因数の和:54834

約数の個数: 32

約数和(自身を含む): 331309440

約数和(自身を除く): 174093710

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 54779, 109558, 273895, 383453, 547790, 766906, 1917265, 2245939, 3834530, 4491878, 11229695, 15721573, 22459390, 31443146, 78607865, 157215730]

約数ペア:

[(1, 157215730), (2, 78607865), (5, 31443146), (7, 22459390), (10, 15721573), (14, 11229695), (35, 4491878), (41, 3834530), (70, 2245939), (82, 1917265), (205, 766906), (287, 547790), (410, 383453), (574, 273895), (1435, 109558), (2870, 54779)]