208860008

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2689}}^1$

素因数の和:2794

約数の個数: 64

約数和(自身を含む): 477744000

約数和(自身を除く): 268883992

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 73, 76, 133, 146, 152, 266, 292, 511, 532, 584, 1022, 1064, 1387, 2044, 2689, 2774, 4088, 5378, 5548, 9709, 10756, 11096, 18823, 19418, 21512, 37646, 38836, 51091, 75292, 77672, 102182, 150584, 196297, 204364, 357637, 392594, 408728, 715274, 785188, 1374079, 1430548, 1570376, 2748158, 2861096, 3729643, 5496316, 7459286, 10992632, 14918572, 26107501, 29837144, 52215002, 104430004, 208860008]

約数ペア:

[(1, 208860008), (2, 104430004), (4, 52215002), (7, 29837144), (8, 26107501), (14, 14918572), (19, 10992632), (28, 7459286), (38, 5496316), (56, 3729643), (73, 2861096), (76, 2748158), (133, 1570376), (146, 1430548), (152, 1374079), (266, 785188), (292, 715274), (511, 408728), (532, 392594), (584, 357637), (1022, 204364), (1064, 196297), (1387, 150584), (2044, 102182), (2689, 77672), (2774, 75292), (4088, 51091), (5378, 38836), (5548, 37646), (9709, 21512), (10756, 19418), (11096, 18823)]