26428425

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^2\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 36

約数和(自身を含む): 45361680

約数和(自身を除く): 18933255

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 419, 435, 725, 841, 1257, 2095, 2175, 2523, 4205, 6285, 10475, 12151, 12615, 21025, 31425, 36453, 60755, 63075, 182265, 303775, 352379, 911325, 1057137, 1761895, 5285685, 8809475, 26428425]

約数ペア:

[(1, 26428425), (3, 8809475), (5, 5285685), (15, 1761895), (25, 1057137), (29, 911325), (75, 352379), (87, 303775), (145, 182265), (419, 63075), (435, 60755), (725, 36453), (841, 31425), (1257, 21025), (2095, 12615), (2175, 12151), (2523, 10475), (4205, 6285)]