51491128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5563}}^1$

素因数の和:5671

約数の個数: 32

約数和(自身を含む): 105159600

約数和(自身を除く): 53668472

約数列:

[1, 2, 4, 8, 13, 26, 52, 89, 104, 178, 356, 712, 1157, 2314, 4628, 5563, 9256, 11126, 22252, 44504, 72319, 144638, 289276, 495107, 578552, 990214, 1980428, 3960856, 6436391, 12872782, 25745564, 51491128]

約数ペア:

[(1, 51491128), (2, 25745564), (4, 12872782), (8, 6436391), (13, 3960856), (26, 1980428), (52, 990214), (89, 578552), (104, 495107), (178, 289276), (356, 144638), (712, 72319), (1157, 44504), (2314, 22252), (4628, 11126), (5563, 9256)]