25510550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{3019}}^1$

素因数の和:3057

約数の個数: 36

約数和(自身を含む): 51397380

約数和(自身を除く): 25886830

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 169, 325, 338, 650, 845, 1690, 3019, 4225, 6038, 8450, 15095, 30190, 39247, 75475, 78494, 150950, 196235, 392470, 510211, 981175, 1020422, 1962350, 2551055, 5102110, 12755275, 25510550]

約数ペア:

[(1, 25510550), (2, 12755275), (5, 5102110), (10, 2551055), (13, 1962350), (25, 1020422), (26, 981175), (50, 510211), (65, 392470), (130, 196235), (169, 150950), (325, 78494), (338, 75475), (650, 39247), (845, 30190), (1690, 15095), (3019, 8450), (4225, 6038)]