81366568

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4729

約数の個数: 32

約数和(自身を含む): 159736320

約数和(自身を除く): 78369752

約数列:

[1, 2, 4, 8, 31, 62, 71, 124, 142, 248, 284, 568, 2201, 4402, 4621, 8804, 9242, 17608, 18484, 36968, 143251, 286502, 328091, 573004, 656182, 1146008, 1312364, 2624728, 10170821, 20341642, 40683284, 81366568]

約数ペア:

[(1, 81366568), (2, 40683284), (4, 20341642), (8, 10170821), (31, 2624728), (62, 1312364), (71, 1146008), (124, 656182), (142, 573004), (248, 328091), (284, 286502), (568, 143251), (2201, 36968), (4402, 18484), (4621, 17608), (8804, 9242)]