201455680

素因数分解:

$2^6\times 5^1\times {\mathrm{599}}^1\times {\mathrm{1051}}^1$

素因数の和:1667

約数の個数: 56

約数和(自身を含む): 480974400

約数和(自身を除く): 279518720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 599, 1051, 1198, 2102, 2396, 2995, 4204, 4792, 5255, 5990, 8408, 9584, 10510, 11980, 16816, 19168, 21020, 23960, 33632, 38336, 42040, 47920, 67264, 84080, 95840, 168160, 191680, 336320, 629549, 1259098, 2518196, 3147745, 5036392, 6295490, 10072784, 12590980, 20145568, 25181960, 40291136, 50363920, 100727840, 201455680]

約数ペア:

[(1, 201455680), (2, 100727840), (4, 50363920), (5, 40291136), (8, 25181960), (10, 20145568), (16, 12590980), (20, 10072784), (32, 6295490), (40, 5036392), (64, 3147745), (80, 2518196), (160, 1259098), (320, 629549), (599, 336320), (1051, 191680), (1198, 168160), (2102, 95840), (2396, 84080), (2995, 67264), (4204, 47920), (4792, 42040), (5255, 38336), (5990, 33632), (8408, 23960), (9584, 21020), (10510, 19168), (11980, 16816)]