16758665

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 64

約数和(自身を含む): 27648000

約数和(自身を除く): 10889335

約数列:

[1, 5, 7, 11, 19, 29, 35, 55, 77, 79, 95, 133, 145, 203, 209, 319, 385, 395, 551, 553, 665, 869, 1015, 1045, 1463, 1501, 1595, 2233, 2291, 2755, 2765, 3857, 4345, 6061, 6083, 7315, 7505, 10507, 11165, 11455, 16037, 16511, 19285, 25201, 30305, 30415, 42427, 43529, 52535, 80185, 82555, 115577, 126005, 176407, 212135, 217645, 304703, 478819, 577885, 882035, 1523515, 2394095, 3351733, 16758665]

約数ペア:

[(1, 16758665), (5, 3351733), (7, 2394095), (11, 1523515), (19, 882035), (29, 577885), (35, 478819), (55, 304703), (77, 217645), (79, 212135), (95, 176407), (133, 126005), (145, 115577), (203, 82555), (209, 80185), (319, 52535), (385, 43529), (395, 42427), (551, 30415), (553, 30305), (665, 25201), (869, 19285), (1015, 16511), (1045, 16037), (1463, 11455), (1501, 11165), (1595, 10507), (2233, 7505), (2291, 7315), (2755, 6083), (2765, 6061), (3857, 4345)]