65557820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{2689}}^1$

素因数の和:2774

約数の個数: 48

約数和(自身を含む): 146422080

約数和(自身を除く): 80864260

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 53, 92, 106, 115, 212, 230, 265, 460, 530, 1060, 1219, 2438, 2689, 4876, 5378, 6095, 10756, 12190, 13445, 24380, 26890, 53780, 61847, 123694, 142517, 247388, 285034, 309235, 570068, 618470, 712585, 1236940, 1425170, 2850340, 3277891, 6555782, 13111564, 16389455, 32778910, 65557820]

約数ペア:

[(1, 65557820), (2, 32778910), (4, 16389455), (5, 13111564), (10, 6555782), (20, 3277891), (23, 2850340), (46, 1425170), (53, 1236940), (92, 712585), (106, 618470), (115, 570068), (212, 309235), (230, 285034), (265, 247388), (460, 142517), (530, 123694), (1060, 61847), (1219, 53780), (2438, 26890), (2689, 24380), (4876, 13445), (5378, 12190), (6095, 10756)]