55749640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{26297}}^1$

素因数の和:26361

約数の個数: 32

約数和(自身を含む): 127808280

約数和(自身を除く): 72058640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 26297, 52594, 105188, 131485, 210376, 262970, 525940, 1051880, 1393741, 2787482, 5574964, 6968705, 11149928, 13937410, 27874820, 55749640]

約数ペア:

[(1, 55749640), (2, 27874820), (4, 13937410), (5, 11149928), (8, 6968705), (10, 5574964), (20, 2787482), (40, 1393741), (53, 1051880), (106, 525940), (212, 262970), (265, 210376), (424, 131485), (530, 105188), (1060, 52594), (2120, 26297)]