200708900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{40961}}^1$

素因数の和:40989

約数の個数: 54

約数和(自身を含む): 506658978

約数和(自身を除く): 305950078

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 40961, 81922, 163844, 204805, 286727, 409610, 573454, 819220, 1024025, 1146908, 1433635, 2007089, 2048050, 2867270, 4014178, 4096100, 5734540, 7168175, 8028356, 10035445, 14336350, 20070890, 28672700, 40141780, 50177225, 100354450, 200708900]

約数ペア:

[(1, 200708900), (2, 100354450), (4, 50177225), (5, 40141780), (7, 28672700), (10, 20070890), (14, 14336350), (20, 10035445), (25, 8028356), (28, 7168175), (35, 5734540), (49, 4096100), (50, 4014178), (70, 2867270), (98, 2048050), (100, 2007089), (140, 1433635), (175, 1146908), (196, 1024025), (245, 819220), (350, 573454), (490, 409610), (700, 286727), (980, 204805), (1225, 163844), (2450, 81922), (4900, 40961)]