28737959680

素因数分解:

$2^8\times 5^1\times {\mathrm{2741}}^1\times {\mathrm{8191}}^1$

素因数の和:10953

約数の個数: 72

約数和(自身を含む): 68869914624

約数和(自身を除く): 40131954944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2741, 5482, 8191, 10964, 13705, 16382, 21928, 27410, 32764, 40955, 43856, 54820, 65528, 81910, 87712, 109640, 131056, 163820, 175424, 219280, 262112, 327640, 350848, 438560, 524224, 655280, 701696, 877120, 1048448, 1310560, 1754240, 2096896, 2621120, 3508480, 5242240, 10484480, 22451531, 44903062, 89806124, 112257655, 179612248, 224515310, 359224496, 449030620, 718448992, 898061240, 1436897984, 1796122480, 2873795968, 3592244960, 5747591936, 7184489920, 14368979840, 28737959680]

約数ペア:

[(1, 28737959680), (2, 14368979840), (4, 7184489920), (5, 5747591936), (8, 3592244960), (10, 2873795968), (16, 1796122480), (20, 1436897984), (32, 898061240), (40, 718448992), (64, 449030620), (80, 359224496), (128, 224515310), (160, 179612248), (256, 112257655), (320, 89806124), (640, 44903062), (1280, 22451531), (2741, 10484480), (5482, 5242240), (8191, 3508480), (10964, 2621120), (13705, 2096896), (16382, 1754240), (21928, 1310560), (27410, 1048448), (32764, 877120), (40955, 701696), (43856, 655280), (54820, 524224), (65528, 438560), (81910, 350848), (87712, 327640), (109640, 262112), (131056, 219280), (163820, 175424)]