25420565188

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{643}}^1\times {\mathrm{907}}^1$

素因数の和:2212

約数の個数: 48

約数和(自身を含む): 47301758784

約数和(自身を除く): 21881193596

約数列:

[1, 2, 4, 17, 34, 68, 641, 643, 907, 1282, 1286, 1814, 2564, 2572, 3628, 10897, 10931, 15419, 21794, 21862, 30838, 43588, 43724, 61676, 412163, 581387, 583201, 824326, 1162774, 1166402, 1648652, 2325548, 2332804, 7006771, 9883579, 9914417, 14013542, 19767158, 19828834, 28027084, 39534316, 39657668, 373831841, 747663682, 1495327364, 6355141297, 12710282594, 25420565188]

約数ペア:

[(1, 25420565188), (2, 12710282594), (4, 6355141297), (17, 1495327364), (34, 747663682), (68, 373831841), (641, 39657668), (643, 39534316), (907, 28027084), (1282, 19828834), (1286, 19767158), (1814, 14013542), (2564, 9914417), (2572, 9883579), (3628, 7006771), (10897, 2332804), (10931, 2325548), (15419, 1648652), (21794, 1166402), (21862, 1162774), (30838, 824326), (43588, 583201), (43724, 581387), (61676, 412163)]