80171212

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{2333}}^1$

素因数の和:2430

約数の個数: 36

約数和(自身を含む): 156452688

約数和(自身を除く): 76281476

約数列:

[1, 2, 4, 11, 22, 44, 71, 121, 142, 242, 284, 484, 781, 1562, 2333, 3124, 4666, 8591, 9332, 17182, 25663, 34364, 51326, 102652, 165643, 282293, 331286, 564586, 662572, 1129172, 1822073, 3644146, 7288292, 20042803, 40085606, 80171212]

約数ペア:

[(1, 80171212), (2, 40085606), (4, 20042803), (11, 7288292), (22, 3644146), (44, 1822073), (71, 1129172), (121, 662572), (142, 564586), (242, 331286), (284, 282293), (484, 165643), (781, 102652), (1562, 51326), (2333, 34364), (3124, 25663), (4666, 17182), (8591, 9332)]