65870080

素因数分解:

$2^8\times 5^1\times {\mathrm{51461}}^1$

素因数の和:51482

約数の個数: 36

約数和(自身を含む): 157782492

約数和(自身を除く): 91912412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 51461, 102922, 205844, 257305, 411688, 514610, 823376, 1029220, 1646752, 2058440, 3293504, 4116880, 6587008, 8233760, 13174016, 16467520, 32935040, 65870080]

約数ペア:

[(1, 65870080), (2, 32935040), (4, 16467520), (5, 13174016), (8, 8233760), (10, 6587008), (16, 4116880), (20, 3293504), (32, 2058440), (40, 1646752), (64, 1029220), (80, 823376), (128, 514610), (160, 411688), (256, 257305), (320, 205844), (640, 102922), (1280, 51461)]