641563905088

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{971}}^1\times {\mathrm{240089}}^1$

素因数の和:241115

約数の個数: 56

約数和(自身を含む): 1304057478240

約数和(自身を除く): 662493573152

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 688, 971, 1376, 1942, 2752, 3884, 7768, 15536, 31072, 41753, 62144, 83506, 167012, 240089, 334024, 480178, 668048, 960356, 1336096, 1920712, 2672192, 3841424, 7682848, 10323827, 15365696, 20647654, 41295308, 82590616, 165181232, 233126419, 330362464, 466252838, 660724928, 932505676, 1865011352, 3730022704, 7460045408, 10024436017, 14920090816, 20048872034, 40097744068, 80195488136, 160390976272, 320781952544, 641563905088]

約数ペア:

[(1, 641563905088), (2, 320781952544), (4, 160390976272), (8, 80195488136), (16, 40097744068), (32, 20048872034), (43, 14920090816), (64, 10024436017), (86, 7460045408), (172, 3730022704), (344, 1865011352), (688, 932505676), (971, 660724928), (1376, 466252838), (1942, 330362464), (2752, 233126419), (3884, 165181232), (7768, 82590616), (15536, 41295308), (31072, 20647654), (41753, 15365696), (62144, 10323827), (83506, 7682848), (167012, 3841424), (240089, 2672192), (334024, 1920712), (480178, 1336096), (668048, 960356)]