80458960160

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{26407}}^1$

素因数の和:26698

約数の個数: 96

約数和(自身を含む): 192856567680

約数和(自身を除く): 112397607520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 139, 160, 274, 278, 548, 556, 685, 695, 1096, 1112, 1370, 1390, 2192, 2224, 2740, 2780, 4384, 4448, 5480, 5560, 10960, 11120, 19043, 21920, 22240, 26407, 38086, 52814, 76172, 95215, 105628, 132035, 152344, 190430, 211256, 264070, 304688, 380860, 422512, 528140, 609376, 761720, 845024, 1056280, 1523440, 2112560, 3046880, 3617759, 3670573, 4225120, 7235518, 7341146, 14471036, 14682292, 18088795, 18352865, 28942072, 29364584, 36177590, 36705730, 57884144, 58729168, 72355180, 73411460, 115768288, 117458336, 144710360, 146822920, 289420720, 293645840, 502868501, 578841440, 587291680, 1005737002, 2011474004, 2514342505, 4022948008, 5028685010, 8045896016, 10057370020, 16091792032, 20114740040, 40229480080, 80458960160]

約数ペア:

[(1, 80458960160), (2, 40229480080), (4, 20114740040), (5, 16091792032), (8, 10057370020), (10, 8045896016), (16, 5028685010), (20, 4022948008), (32, 2514342505), (40, 2011474004), (80, 1005737002), (137, 587291680), (139, 578841440), (160, 502868501), (274, 293645840), (278, 289420720), (548, 146822920), (556, 144710360), (685, 117458336), (695, 115768288), (1096, 73411460), (1112, 72355180), (1370, 58729168), (1390, 57884144), (2192, 36705730), (2224, 36177590), (2740, 29364584), (2780, 28942072), (4384, 18352865), (4448, 18088795), (5480, 14682292), (5560, 14471036), (10960, 7341146), (11120, 7235518), (19043, 4225120), (21920, 3670573), (22240, 3617759), (26407, 3046880), (38086, 2112560), (52814, 1523440), (76172, 1056280), (95215, 845024), (105628, 761720), (132035, 609376), (152344, 528140), (190430, 422512), (211256, 380860), (264070, 304688)]