289508752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 634959360

約数和(自身を除く): 345450608

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 59, 62, 104, 118, 124, 208, 236, 248, 403, 472, 496, 761, 767, 806, 944, 1522, 1534, 1612, 1829, 3044, 3068, 3224, 3658, 6088, 6136, 6448, 7316, 9893, 12176, 12272, 14632, 19786, 23591, 23777, 29264, 39572, 44899, 47182, 47554, 79144, 89798, 94364, 95108, 158288, 179596, 188728, 190216, 306683, 359192, 377456, 380432, 583687, 613366, 718384, 1167374, 1226732, 1391869, 2334748, 2453464, 2783738, 4669496, 4906928, 5567476, 9338992, 11134952, 18094297, 22269904, 36188594, 72377188, 144754376, 289508752]

約数ペア:

[(1, 289508752), (2, 144754376), (4, 72377188), (8, 36188594), (13, 22269904), (16, 18094297), (26, 11134952), (31, 9338992), (52, 5567476), (59, 4906928), (62, 4669496), (104, 2783738), (118, 2453464), (124, 2334748), (208, 1391869), (236, 1226732), (248, 1167374), (403, 718384), (472, 613366), (496, 583687), (761, 380432), (767, 377456), (806, 359192), (944, 306683), (1522, 190216), (1534, 188728), (1612, 179596), (1829, 158288), (3044, 95108), (3068, 94364), (3224, 89798), (3658, 79144), (6088, 47554), (6136, 47182), (6448, 44899), (7316, 39572), (9893, 29264), (12176, 23777), (12272, 23591), (14632, 19786)]