64051820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{9337}}^1$

素因数の和:9367

約数の個数: 48

約数和(自身を含む): 156878400

約数和(自身を除く): 92826580

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, 9337, 18674, 37348, 46685, 65359, 93370, 130718, 186740, 261436, 326795, 457513, 653590, 915026, 1307180, 1830052, 2287565, 3202591, 4575130, 6405182, 9150260, 12810364, 16012955, 32025910, 64051820]

約数ペア:

[(1, 64051820), (2, 32025910), (4, 16012955), (5, 12810364), (7, 9150260), (10, 6405182), (14, 4575130), (20, 3202591), (28, 2287565), (35, 1830052), (49, 1307180), (70, 915026), (98, 653590), (140, 457513), (196, 326795), (245, 261436), (343, 186740), (490, 130718), (686, 93370), (980, 65359), (1372, 46685), (1715, 37348), (3430, 18674), (6860, 9337)]