66675224824

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20680901}}^1$

素因数の和:20680951

約数の個数: 32

約数和(自身を含む): 138975661440

約数和(自身を除く): 72300436616

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 20680901, 41361802, 82723604, 165447208, 268851713, 537703426, 641107931, 1075406852, 1282215862, 2150813704, 2564431724, 5128863448, 8334403103, 16668806206, 33337612412, 66675224824]

約数ペア:

[(1, 66675224824), (2, 33337612412), (4, 16668806206), (8, 8334403103), (13, 5128863448), (26, 2564431724), (31, 2150813704), (52, 1282215862), (62, 1075406852), (104, 641107931), (124, 537703426), (248, 268851713), (403, 165447208), (806, 82723604), (1612, 41361802), (3224, 20680901)]