129556000

素因数分解:

$2^5\times 5^3\times 7^2\times {\mathrm{661}}^1$

素因数の和:700

約数の個数: 144

約数和(自身を含む): 370849752

約数和(自身を除く): 241293752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 125, 140, 160, 175, 196, 200, 224, 245, 250, 280, 350, 392, 400, 490, 500, 560, 661, 700, 784, 800, 875, 980, 1000, 1120, 1225, 1322, 1400, 1568, 1750, 1960, 2000, 2450, 2644, 2800, 3305, 3500, 3920, 4000, 4627, 4900, 5288, 5600, 6125, 6610, 7000, 7840, 9254, 9800, 10576, 12250, 13220, 14000, 16525, 18508, 19600, 21152, 23135, 24500, 26440, 28000, 32389, 33050, 37016, 39200, 46270, 49000, 52880, 64778, 66100, 74032, 82625, 92540, 98000, 105760, 115675, 129556, 132200, 148064, 161945, 165250, 185080, 196000, 231350, 259112, 264400, 323890, 330500, 370160, 462700, 518224, 528800, 578375, 647780, 661000, 740320, 809725, 925400, 1036448, 1156750, 1295560, 1322000, 1619450, 1850800, 2313500, 2591120, 2644000, 3238900, 3701600, 4048625, 4627000, 5182240, 6477800, 8097250, 9254000, 12955600, 16194500, 18508000, 25911200, 32389000, 64778000, 129556000]

約数ペア:

[(1, 129556000), (2, 64778000), (4, 32389000), (5, 25911200), (7, 18508000), (8, 16194500), (10, 12955600), (14, 9254000), (16, 8097250), (20, 6477800), (25, 5182240), (28, 4627000), (32, 4048625), (35, 3701600), (40, 3238900), (49, 2644000), (50, 2591120), (56, 2313500), (70, 1850800), (80, 1619450), (98, 1322000), (100, 1295560), (112, 1156750), (125, 1036448), (140, 925400), (160, 809725), (175, 740320), (196, 661000), (200, 647780), (224, 578375), (245, 528800), (250, 518224), (280, 462700), (350, 370160), (392, 330500), (400, 323890), (490, 264400), (500, 259112), (560, 231350), (661, 196000), (700, 185080), (784, 165250), (800, 161945), (875, 148064), (980, 132200), (1000, 129556), (1120, 115675), (1225, 105760), (1322, 98000), (1400, 92540), (1568, 82625), (1750, 74032), (1960, 66100), (2000, 64778), (2450, 52880), (2644, 49000), (2800, 46270), (3305, 39200), (3500, 37016), (3920, 33050), (4000, 32389), (4627, 28000), (4900, 26440), (5288, 24500), (5600, 23135), (6125, 21152), (6610, 19600), (7000, 18508), (7840, 16525), (9254, 14000), (9800, 13220), (10576, 12250)]