84120320

素因数分解:

$2^8\times 5^1\times {\mathrm{65719}}^1$

素因数の和:65740

約数の個数: 36

約数和(自身を含む): 201497520

約数和(自身を除く): 117377200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 65719, 131438, 262876, 328595, 525752, 657190, 1051504, 1314380, 2103008, 2628760, 4206016, 5257520, 8412032, 10515040, 16824064, 21030080, 42060160, 84120320]

約数ペア:

[(1, 84120320), (2, 42060160), (4, 21030080), (5, 16824064), (8, 10515040), (10, 8412032), (16, 5257520), (20, 4206016), (32, 2628760), (40, 2103008), (64, 1314380), (80, 1051504), (128, 657190), (160, 525752), (256, 328595), (320, 262876), (640, 131438), (1280, 65719)]