25652990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2309}}^1$

素因数の和:2428

約数の個数: 32

約数和(自身を含む): 50893920

約数和(自身を除く): 25240930

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2222, 2309, 4618, 5555, 11110, 11545, 23090, 25399, 50798, 126995, 233209, 253990, 466418, 1166045, 2332090, 2565299, 5130598, 12826495, 25652990]

約数ペア:

[(1, 25652990), (2, 12826495), (5, 5130598), (10, 2565299), (11, 2332090), (22, 1166045), (55, 466418), (101, 253990), (110, 233209), (202, 126995), (505, 50798), (1010, 25399), (1111, 23090), (2222, 11545), (2309, 11110), (4618, 5555)]