208575741115

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{521}}^1\times {\mathrm{20759}}^1$

素因数の和:21340

約数の個数: 64

約数和(自身を含む): 312097536000

約数和(自身を除く): 103521794885

約数列:

[1, 5, 7, 19, 29, 35, 95, 133, 145, 203, 521, 551, 665, 1015, 2605, 2755, 3647, 3857, 9899, 15109, 18235, 19285, 20759, 49495, 69293, 75545, 103795, 105763, 145313, 287071, 346465, 394421, 528815, 602011, 726565, 1435355, 1972105, 2009497, 2760947, 3010055, 4214077, 10047485, 10815439, 11438209, 13804735, 21070385, 54077195, 57191045, 75708073, 80067463, 205493341, 313647731, 378540365, 400337315, 1027466705, 1438453387, 1568238655, 2195534117, 5959306889, 7192266935, 10977670585, 29796534445, 41715148223, 208575741115]

約数ペア:

[(1, 208575741115), (5, 41715148223), (7, 29796534445), (19, 10977670585), (29, 7192266935), (35, 5959306889), (95, 2195534117), (133, 1568238655), (145, 1438453387), (203, 1027466705), (521, 400337315), (551, 378540365), (665, 313647731), (1015, 205493341), (2605, 80067463), (2755, 75708073), (3647, 57191045), (3857, 54077195), (9899, 21070385), (15109, 13804735), (18235, 11438209), (19285, 10815439), (20759, 10047485), (49495, 4214077), (69293, 3010055), (75545, 2760947), (103795, 2009497), (105763, 1972105), (145313, 1435355), (287071, 726565), (346465, 602011), (394421, 528815)]