3305328640

素因数分解:

$2^{12}\times 5^1\times {\mathrm{251}}^1\times {\mathrm{643}}^1$

素因数の和:923

約数の個数: 104

約数和(自身を含む): 7975806048

約数和(自身を除く): 4670477408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 251, 256, 320, 502, 512, 640, 643, 1004, 1024, 1255, 1280, 1286, 2008, 2048, 2510, 2560, 2572, 3215, 4016, 4096, 5020, 5120, 5144, 6430, 8032, 10040, 10240, 10288, 12860, 16064, 20080, 20480, 20576, 25720, 32128, 40160, 41152, 51440, 64256, 80320, 82304, 102880, 128512, 160640, 161393, 164608, 205760, 257024, 321280, 322786, 329216, 411520, 514048, 642560, 645572, 658432, 806965, 823040, 1028096, 1285120, 1291144, 1316864, 1613930, 1646080, 2570240, 2582288, 2633728, 3227860, 3292160, 5140480, 5164576, 6455720, 6584320, 10329152, 12911440, 13168640, 20658304, 25822880, 41316608, 51645760, 82633216, 103291520, 165266432, 206583040, 330532864, 413166080, 661065728, 826332160, 1652664320, 3305328640]

約数ペア:

[(1, 3305328640), (2, 1652664320), (4, 826332160), (5, 661065728), (8, 413166080), (10, 330532864), (16, 206583040), (20, 165266432), (32, 103291520), (40, 82633216), (64, 51645760), (80, 41316608), (128, 25822880), (160, 20658304), (251, 13168640), (256, 12911440), (320, 10329152), (502, 6584320), (512, 6455720), (640, 5164576), (643, 5140480), (1004, 3292160), (1024, 3227860), (1255, 2633728), (1280, 2582288), (1286, 2570240), (2008, 1646080), (2048, 1613930), (2510, 1316864), (2560, 1291144), (2572, 1285120), (3215, 1028096), (4016, 823040), (4096, 806965), (5020, 658432), (5120, 645572), (5144, 642560), (6430, 514048), (8032, 411520), (10040, 329216), (10240, 322786), (10288, 321280), (12860, 257024), (16064, 205760), (20080, 164608), (20480, 161393), (20576, 160640), (25720, 128512), (32128, 102880), (40160, 82304), (41152, 80320), (51440, 64256)]