64943620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{9467}}^1$

素因数の和:9497

約数の個数: 48

約数和(自身を含む): 159062400

約数和(自身を除く): 94118780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 9467, 18934, 37868, 47335, 66269, 94670, 132538, 189340, 265076, 331345, 463883, 662690, 927766, 1325380, 1855532, 2319415, 3247181, 4638830, 6494362, 9277660, 12988724, 16235905, 32471810, 64943620]

約数ペア:

[(1, 64943620), (2, 32471810), (4, 16235905), (5, 12988724), (7, 9277660), (10, 6494362), (14, 4638830), (20, 3247181), (28, 2319415), (35, 1855532), (49, 1325380), (70, 927766), (98, 662690), (140, 463883), (196, 331345), (245, 265076), (343, 189340), (490, 132538), (686, 94670), (980, 66269), (1372, 47335), (1715, 37868), (3430, 18934), (6860, 9467)]