77514080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{9887}}^1$

素因数の和:9916

約数の個数: 72

約数和(自身を含む): 213046848

約数和(自身を除く): 135532768

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 9887, 19774, 39548, 49435, 69209, 79096, 98870, 138418, 158192, 197740, 276836, 316384, 346045, 395480, 484463, 553672, 692090, 790960, 968926, 1107344, 1384180, 1581920, 1937852, 2214688, 2422315, 2768360, 3875704, 4844630, 5536720, 7751408, 9689260, 11073440, 15502816, 19378520, 38757040, 77514080]

約数ペア:

[(1, 77514080), (2, 38757040), (4, 19378520), (5, 15502816), (7, 11073440), (8, 9689260), (10, 7751408), (14, 5536720), (16, 4844630), (20, 3875704), (28, 2768360), (32, 2422315), (35, 2214688), (40, 1937852), (49, 1581920), (56, 1384180), (70, 1107344), (80, 968926), (98, 790960), (112, 692090), (140, 553672), (160, 484463), (196, 395480), (224, 346045), (245, 316384), (280, 276836), (392, 197740), (490, 158192), (560, 138418), (784, 98870), (980, 79096), (1120, 69209), (1568, 49435), (1960, 39548), (3920, 19774), (7840, 9887)]