80490726

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^2\times {\mathrm{4129}}^1$

素因数の和:4178

約数の個数: 48

約数和(自身を含む): 188823600

約数和(自身を除く): 108332874

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 361, 513, 722, 1026, 1083, 2166, 3249, 4129, 6498, 8258, 9747, 12387, 19494, 24774, 37161, 74322, 78451, 111483, 156902, 222966, 235353, 470706, 706059, 1412118, 1490569, 2118177, 2981138, 4236354, 4471707, 8943414, 13415121, 26830242, 40245363, 80490726]

約数ペア:

[(1, 80490726), (2, 40245363), (3, 26830242), (6, 13415121), (9, 8943414), (18, 4471707), (19, 4236354), (27, 2981138), (38, 2118177), (54, 1490569), (57, 1412118), (114, 706059), (171, 470706), (342, 235353), (361, 222966), (513, 156902), (722, 111483), (1026, 78451), (1083, 74322), (2166, 37161), (3249, 24774), (4129, 19494), (6498, 12387), (8258, 9747)]