720778850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1093}}^1$

素因数の和:1236

約数の個数: 72

約数和(自身を含む): 1488485460

約数和(自身を除く): 767706610

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 121, 218, 242, 275, 545, 550, 605, 1090, 1093, 1199, 1210, 2186, 2398, 2725, 3025, 5450, 5465, 5995, 6050, 10930, 11990, 12023, 13189, 24046, 26378, 27325, 29975, 54650, 59950, 60115, 65945, 119137, 120230, 131890, 132253, 238274, 264506, 300575, 329725, 595685, 601150, 659450, 661265, 1191370, 1310507, 1322530, 2621014, 2978425, 3306325, 5956850, 6552535, 6612650, 13105070, 14415577, 28831154, 32762675, 65525350, 72077885, 144155770, 360389425, 720778850]

約数ペア:

[(1, 720778850), (2, 360389425), (5, 144155770), (10, 72077885), (11, 65525350), (22, 32762675), (25, 28831154), (50, 14415577), (55, 13105070), (109, 6612650), (110, 6552535), (121, 5956850), (218, 3306325), (242, 2978425), (275, 2621014), (545, 1322530), (550, 1310507), (605, 1191370), (1090, 661265), (1093, 659450), (1199, 601150), (1210, 595685), (2186, 329725), (2398, 300575), (2725, 264506), (3025, 238274), (5450, 132253), (5465, 131890), (5995, 120230), (6050, 119137), (10930, 65945), (11990, 60115), (12023, 59950), (13189, 54650), (24046, 29975), (26378, 27325)]