25478325

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6661}}^1$

素因数の和:6694

約数の個数: 36

約数和(自身を含む): 48326148

約数和(自身を除く): 22847823

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 425, 765, 1275, 3825, 6661, 19983, 33305, 59949, 99915, 113237, 166525, 299745, 339711, 499575, 566185, 1019133, 1498725, 1698555, 2830925, 5095665, 8492775, 25478325]

約数ペア:

[(1, 25478325), (3, 8492775), (5, 5095665), (9, 2830925), (15, 1698555), (17, 1498725), (25, 1019133), (45, 566185), (51, 499575), (75, 339711), (85, 299745), (153, 166525), (225, 113237), (255, 99915), (425, 59949), (765, 33305), (1275, 19983), (3825, 6661)]