25580360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49193}}^1$

素因数の和:49217

約数の個数: 32

約数和(自身を含む): 61984440

約数和(自身を除く): 36404080

約数列:

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

約数ペア:

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