81128696

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^2\times {\mathrm{173}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 169221960

約数和(自身を除く): 88093264

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 173, 292, 346, 584, 692, 803, 1384, 1606, 1903, 3212, 3806, 5329, 6424, 7612, 10658, 12629, 15224, 21316, 25258, 42632, 50516, 58619, 101032, 117238, 138919, 234476, 277838, 468952, 555676, 921917, 1111352, 1843834, 3687668, 7375336, 10141087, 20282174, 40564348, 81128696]

約数ペア:

[(1, 81128696), (2, 40564348), (4, 20282174), (8, 10141087), (11, 7375336), (22, 3687668), (44, 1843834), (73, 1111352), (88, 921917), (146, 555676), (173, 468952), (292, 277838), (346, 234476), (584, 138919), (692, 117238), (803, 101032), (1384, 58619), (1606, 50516), (1903, 42632), (3212, 25258), (3806, 21316), (5329, 15224), (6424, 12629), (7612, 10658)]