66091900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 164989440

約数和(自身を除く): 98897540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 263, 350, 359, 526, 700, 718, 1052, 1315, 1436, 1795, 1841, 2513, 2630, 3590, 3682, 5026, 5260, 6575, 7180, 7364, 8975, 9205, 10052, 12565, 13150, 17950, 18410, 25130, 26300, 35900, 36820, 46025, 50260, 62825, 92050, 94417, 125650, 184100, 188834, 251300, 377668, 472085, 660919, 944170, 1321838, 1888340, 2360425, 2643676, 3304595, 4720850, 6609190, 9441700, 13218380, 16522975, 33045950, 66091900]

約数ペア:

[(1, 66091900), (2, 33045950), (4, 16522975), (5, 13218380), (7, 9441700), (10, 6609190), (14, 4720850), (20, 3304595), (25, 2643676), (28, 2360425), (35, 1888340), (50, 1321838), (70, 944170), (100, 660919), (140, 472085), (175, 377668), (263, 251300), (350, 188834), (359, 184100), (526, 125650), (700, 94417), (718, 92050), (1052, 62825), (1315, 50260), (1436, 46025), (1795, 36820), (1841, 35900), (2513, 26300), (2630, 25130), (3590, 18410), (3682, 17950), (5026, 13150), (5260, 12565), (6575, 10052), (7180, 9205), (7364, 8975)]