68642000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{4903}}^1$

素因数の和:4933

約数の個数: 80

約数和(自身を含む): 189725952

約数和(自身を除く): 121083952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2800, 3500, 4903, 7000, 9806, 14000, 19612, 24515, 34321, 39224, 49030, 68642, 78448, 98060, 122575, 137284, 171605, 196120, 245150, 274568, 343210, 392240, 490300, 549136, 612875, 686420, 858025, 980600, 1225750, 1372840, 1716050, 1961200, 2451500, 2745680, 3432100, 4290125, 4903000, 6864200, 8580250, 9806000, 13728400, 17160500, 34321000, 68642000]

約数ペア:

[(1, 68642000), (2, 34321000), (4, 17160500), (5, 13728400), (7, 9806000), (8, 8580250), (10, 6864200), (14, 4903000), (16, 4290125), (20, 3432100), (25, 2745680), (28, 2451500), (35, 1961200), (40, 1716050), (50, 1372840), (56, 1225750), (70, 980600), (80, 858025), (100, 686420), (112, 612875), (125, 549136), (140, 490300), (175, 392240), (200, 343210), (250, 274568), (280, 245150), (350, 196120), (400, 171605), (500, 137284), (560, 122575), (700, 98060), (875, 78448), (1000, 68642), (1400, 49030), (1750, 39224), (2000, 34321), (2800, 24515), (3500, 19612), (4903, 14000), (7000, 9806)]