51160720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49193}}^1$

素因数の和:49219

約数の個数: 40

約数和(自身を含む): 128101176

約数和(自身を除く): 76940456

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 49193, 98386, 196772, 245965, 393544, 491930, 639509, 787088, 983860, 1279018, 1967720, 2558036, 3197545, 3935440, 5116072, 6395090, 10232144, 12790180, 25580360, 51160720]

約数ペア:

[(1, 51160720), (2, 25580360), (4, 12790180), (5, 10232144), (8, 6395090), (10, 5116072), (13, 3935440), (16, 3197545), (20, 2558036), (26, 1967720), (40, 1279018), (52, 983860), (65, 787088), (80, 639509), (104, 491930), (130, 393544), (208, 245965), (260, 196772), (520, 98386), (1040, 49193)]