87945200

素因数分解:

$2^4\times 5^2\times 7^3\times {\mathrm{641}}^1$

素因数の和:680

約数の個数: 120

約数和(自身を含む): 246784800

約数和(自身を除く): 158839600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 343, 350, 392, 400, 490, 560, 641, 686, 700, 784, 980, 1225, 1282, 1372, 1400, 1715, 1960, 2450, 2564, 2744, 2800, 3205, 3430, 3920, 4487, 4900, 5128, 5488, 6410, 6860, 8575, 8974, 9800, 10256, 12820, 13720, 16025, 17150, 17948, 19600, 22435, 25640, 27440, 31409, 32050, 34300, 35896, 44870, 51280, 62818, 64100, 68600, 71792, 89740, 112175, 125636, 128200, 137200, 157045, 179480, 219863, 224350, 251272, 256400, 314090, 358960, 439726, 448700, 502544, 628180, 785225, 879452, 897400, 1099315, 1256360, 1570450, 1758904, 1794800, 2198630, 2512720, 3140900, 3517808, 4397260, 5496575, 6281800, 8794520, 10993150, 12563600, 17589040, 21986300, 43972600, 87945200]

約数ペア:

[(1, 87945200), (2, 43972600), (4, 21986300), (5, 17589040), (7, 12563600), (8, 10993150), (10, 8794520), (14, 6281800), (16, 5496575), (20, 4397260), (25, 3517808), (28, 3140900), (35, 2512720), (40, 2198630), (49, 1794800), (50, 1758904), (56, 1570450), (70, 1256360), (80, 1099315), (98, 897400), (100, 879452), (112, 785225), (140, 628180), (175, 502544), (196, 448700), (200, 439726), (245, 358960), (280, 314090), (343, 256400), (350, 251272), (392, 224350), (400, 219863), (490, 179480), (560, 157045), (641, 137200), (686, 128200), (700, 125636), (784, 112175), (980, 89740), (1225, 71792), (1282, 68600), (1372, 64100), (1400, 62818), (1715, 51280), (1960, 44870), (2450, 35896), (2564, 34300), (2744, 32050), (2800, 31409), (3205, 27440), (3430, 25640), (3920, 22435), (4487, 19600), (4900, 17948), (5128, 17150), (5488, 16025), (6410, 13720), (6860, 12820), (8575, 10256), (8974, 9800)]