77290220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19037}}^1$

素因数の和:19082

約数の個数: 48

約数和(自身を含む): 191903040

約数和(自身を除く): 114612820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 19037, 38074, 76148, 95185, 133259, 190370, 266518, 380740, 533036, 552073, 666295, 1104146, 1332590, 2208292, 2665180, 2760365, 3864511, 5520730, 7729022, 11041460, 15458044, 19322555, 38645110, 77290220]

約数ペア:

[(1, 77290220), (2, 38645110), (4, 19322555), (5, 15458044), (7, 11041460), (10, 7729022), (14, 5520730), (20, 3864511), (28, 2760365), (29, 2665180), (35, 2208292), (58, 1332590), (70, 1104146), (116, 666295), (140, 552073), (145, 533036), (203, 380740), (290, 266518), (406, 190370), (580, 133259), (812, 95185), (1015, 76148), (2030, 38074), (4060, 19037)]