127201280

素因数分解:

$2^{12}\times 5^1\times {\mathrm{6211}}^1$

素因数の和:6240

約数の個数: 52

約数和(自身を含む): 305294952

約数和(自身を除く): 178093672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1024, 1280, 2048, 2560, 4096, 5120, 6211, 10240, 12422, 20480, 24844, 31055, 49688, 62110, 99376, 124220, 198752, 248440, 397504, 496880, 795008, 993760, 1590016, 1987520, 3180032, 3975040, 6360064, 7950080, 12720128, 15900160, 25440256, 31800320, 63600640, 127201280]

約数ペア:

[(1, 127201280), (2, 63600640), (4, 31800320), (5, 25440256), (8, 15900160), (10, 12720128), (16, 7950080), (20, 6360064), (32, 3975040), (40, 3180032), (64, 1987520), (80, 1590016), (128, 993760), (160, 795008), (256, 496880), (320, 397504), (512, 248440), (640, 198752), (1024, 124220), (1280, 99376), (2048, 62110), (2560, 49688), (4096, 31055), (5120, 24844), (6211, 20480), (10240, 12422)]