250900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 589372

約数和(自身を除く): 338472

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 193, 260, 325, 386, 650, 772, 965, 1300, 1930, 2509, 3860, 4825, 5018, 9650, 10036, 12545, 19300, 25090, 50180, 62725, 125450, 250900]

約数ペア:

[(1, 250900), (2, 125450), (4, 62725), (5, 50180), (10, 25090), (13, 19300), (20, 12545), (25, 10036), (26, 9650), (50, 5018), (52, 4825), (65, 3860), (100, 2509), (130, 1930), (193, 1300), (260, 965), (325, 772), (386, 650)]