15945670105

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{91771}}^1$

素因数の和:91885

約数の個数: 32

約数和(自身を含む): 21144268800

約数和(自身を除く): 5198598695

約数列:

[1, 5, 19, 31, 59, 95, 155, 295, 589, 1121, 1829, 2945, 5605, 9145, 34751, 91771, 173755, 458855, 1743649, 2844901, 5414489, 8718245, 14224505, 27072445, 54053119, 102875291, 167849159, 270265595, 514376455, 839245795, 3189134021, 15945670105]

約数ペア:

[(1, 15945670105), (5, 3189134021), (19, 839245795), (31, 514376455), (59, 270265595), (95, 167849159), (155, 102875291), (295, 54053119), (589, 27072445), (1121, 14224505), (1829, 8718245), (2945, 5414489), (5605, 2844901), (9145, 1743649), (34751, 458855), (91771, 173755)]