89530945

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1$

素因数の和:206

約数の個数: 64

約数和(自身を含む): 137871360

約数和(自身を除く): 48340415

約数列:

[1, 5, 7, 19, 31, 35, 43, 95, 101, 133, 155, 215, 217, 301, 505, 589, 665, 707, 817, 1085, 1333, 1505, 1919, 2945, 3131, 3535, 4085, 4123, 4343, 5719, 6665, 9331, 9595, 13433, 15655, 20615, 21715, 21917, 25327, 28595, 30401, 46655, 59489, 67165, 82517, 109585, 126635, 134633, 152005, 177289, 297445, 412585, 416423, 577619, 673165, 886445, 942431, 2082115, 2558027, 2888095, 4712155, 12790135, 17906189, 89530945]

約数ペア:

[(1, 89530945), (5, 17906189), (7, 12790135), (19, 4712155), (31, 2888095), (35, 2558027), (43, 2082115), (95, 942431), (101, 886445), (133, 673165), (155, 577619), (215, 416423), (217, 412585), (301, 297445), (505, 177289), (589, 152005), (665, 134633), (707, 126635), (817, 109585), (1085, 82517), (1333, 67165), (1505, 59489), (1919, 46655), (2945, 30401), (3131, 28595), (3535, 25327), (4085, 21917), (4123, 21715), (4343, 20615), (5719, 15655), (6665, 13433), (9331, 9595)]