81093990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{19447}}^1$

素因数の和:19596

約数の個数: 32

約数和(自身を含む): 196035840

約数和(自身を除く): 114941850

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 19447, 38894, 58341, 97235, 116682, 194470, 291705, 583410, 2703133, 5406266, 8109399, 13515665, 16218798, 27031330, 40546995, 81093990]

約数ペア:

[(1, 81093990), (2, 40546995), (3, 27031330), (5, 16218798), (6, 13515665), (10, 8109399), (15, 5406266), (30, 2703133), (139, 583410), (278, 291705), (417, 194470), (695, 116682), (834, 97235), (1390, 58341), (2085, 38894), (4170, 19447)]