78264320

素因数分解:

$2^{11}\times 5^1\times {\mathrm{7643}}^1$

素因数の和:7670

約数の個数: 48

約数和(自身を含む): 187813080

約数和(自身を除く): 109548760

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, 5120, 7643, 10240, 15286, 30572, 38215, 61144, 76430, 122288, 152860, 244576, 305720, 489152, 611440, 978304, 1222880, 1956608, 2445760, 3913216, 4891520, 7826432, 9783040, 15652864, 19566080, 39132160, 78264320]

約数ペア:

[(1, 78264320), (2, 39132160), (4, 19566080), (5, 15652864), (8, 9783040), (10, 7826432), (16, 4891520), (20, 3913216), (32, 2445760), (40, 1956608), (64, 1222880), (80, 978304), (128, 611440), (160, 489152), (256, 305720), (320, 244576), (512, 152860), (640, 122288), (1024, 76430), (1280, 61144), (2048, 38215), (2560, 30572), (5120, 15286), (7643, 10240)]