81550770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{12527}}^1$

素因数の和:12575

約数の個数: 64

約数和(自身を含む): 230916096

約数和(自身を除く): 149365326

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 62, 70, 93, 105, 155, 186, 210, 217, 310, 434, 465, 651, 930, 1085, 1302, 2170, 3255, 6510, 12527, 25054, 37581, 62635, 75162, 87689, 125270, 175378, 187905, 263067, 375810, 388337, 438445, 526134, 776674, 876890, 1165011, 1315335, 1941685, 2330022, 2630670, 2718359, 3883370, 5436718, 5825055, 8155077, 11650110, 13591795, 16310154, 27183590, 40775385, 81550770]

約数ペア:

[(1, 81550770), (2, 40775385), (3, 27183590), (5, 16310154), (6, 13591795), (7, 11650110), (10, 8155077), (14, 5825055), (15, 5436718), (21, 3883370), (30, 2718359), (31, 2630670), (35, 2330022), (42, 1941685), (62, 1315335), (70, 1165011), (93, 876890), (105, 776674), (155, 526134), (186, 438445), (210, 388337), (217, 375810), (310, 263067), (434, 187905), (465, 175378), (651, 125270), (930, 87689), (1085, 75162), (1302, 62635), (2170, 37581), (3255, 25054), (6510, 12527)]