65521352

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20323}}^1$

素因数の和:20373

約数の個数: 32

約数和(自身を含む): 136577280

約数和(自身を除く): 71055928

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 20323, 40646, 81292, 162584, 264199, 528398, 630013, 1056796, 1260026, 2113592, 2520052, 5040104, 8190169, 16380338, 32760676, 65521352]

約数ペア:

[(1, 65521352), (2, 32760676), (4, 16380338), (8, 8190169), (13, 5040104), (26, 2520052), (31, 2113592), (52, 1260026), (62, 1056796), (104, 630013), (124, 528398), (248, 264199), (403, 162584), (806, 81292), (1612, 40646), (3224, 20323)]