71580212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2083}}^1$

素因数の和:2180

約数の個数: 36

約数和(自身を含む): 139694688

約数和(自身を除く): 68114476

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 781, 1562, 2083, 3124, 4166, 8332, 8591, 17182, 22913, 34364, 45826, 91652, 147893, 252043, 295786, 504086, 591572, 1008172, 1626823, 3253646, 6507292, 17895053, 35790106, 71580212]

約数ペア:

[(1, 71580212), (2, 35790106), (4, 17895053), (11, 6507292), (22, 3253646), (44, 1626823), (71, 1008172), (121, 591572), (142, 504086), (242, 295786), (284, 252043), (484, 147893), (781, 91652), (1562, 45826), (2083, 34364), (3124, 22913), (4166, 17182), (8332, 8591)]