620510656

素因数分解:

$2^6\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{587}}^1$

素因数の和:881

約数の個数: 56

約数和(自身を含む): 1254556800

約数和(自身を除く): 634046144

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 166, 199, 332, 398, 587, 664, 796, 1174, 1328, 1592, 2348, 2656, 3184, 4696, 5312, 6368, 9392, 12736, 16517, 18784, 33034, 37568, 48721, 66068, 97442, 116813, 132136, 194884, 233626, 264272, 389768, 467252, 528544, 779536, 934504, 1057088, 1559072, 1869008, 3118144, 3738016, 7476032, 9695479, 19390958, 38781916, 77563832, 155127664, 310255328, 620510656]

約数ペア:

[(1, 620510656), (2, 310255328), (4, 155127664), (8, 77563832), (16, 38781916), (32, 19390958), (64, 9695479), (83, 7476032), (166, 3738016), (199, 3118144), (332, 1869008), (398, 1559072), (587, 1057088), (664, 934504), (796, 779536), (1174, 528544), (1328, 467252), (1592, 389768), (2348, 264272), (2656, 233626), (3184, 194884), (4696, 132136), (5312, 116813), (6368, 97442), (9392, 66068), (12736, 48721), (16517, 37568), (18784, 33034)]