1990451008

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{5101}}^1$

素因数の和:5200

約数の個数: 112

約数和(自身を含む): 4934817664

約数和(自身を除く): 2944366656

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 67, 91, 104, 112, 134, 182, 208, 224, 268, 364, 416, 448, 469, 536, 728, 832, 871, 938, 1072, 1456, 1742, 1876, 2144, 2912, 3484, 3752, 4288, 5101, 5824, 6097, 6968, 7504, 10202, 12194, 13936, 15008, 20404, 24388, 27872, 30016, 35707, 40808, 48776, 55744, 66313, 71414, 81616, 97552, 132626, 142828, 163232, 195104, 265252, 285656, 326464, 341767, 390208, 464191, 530504, 571312, 683534, 928382, 1061008, 1142624, 1367068, 1856764, 2122016, 2285248, 2392369, 2734136, 3713528, 4244032, 4442971, 4784738, 5468272, 7427056, 8885942, 9569476, 10936544, 14854112, 17771884, 19138952, 21873088, 29708224, 31100797, 35543768, 38277904, 62201594, 71087536, 76555808, 124403188, 142175072, 153111616, 248806376, 284350144, 497612752, 995225504, 1990451008]

約数ペア:

[(1, 1990451008), (2, 995225504), (4, 497612752), (7, 284350144), (8, 248806376), (13, 153111616), (14, 142175072), (16, 124403188), (26, 76555808), (28, 71087536), (32, 62201594), (52, 38277904), (56, 35543768), (64, 31100797), (67, 29708224), (91, 21873088), (104, 19138952), (112, 17771884), (134, 14854112), (182, 10936544), (208, 9569476), (224, 8885942), (268, 7427056), (364, 5468272), (416, 4784738), (448, 4442971), (469, 4244032), (536, 3713528), (728, 2734136), (832, 2392369), (871, 2285248), (938, 2122016), (1072, 1856764), (1456, 1367068), (1742, 1142624), (1876, 1061008), (2144, 928382), (2912, 683534), (3484, 571312), (3752, 530504), (4288, 464191), (5101, 390208), (5824, 341767), (6097, 326464), (6968, 285656), (7504, 265252), (10202, 195104), (12194, 163232), (13936, 142828), (15008, 132626), (20404, 97552), (24388, 81616), (27872, 71414), (30016, 66313), (35707, 55744), (40808, 48776)]