20207130272

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{78649}}^1$

素因数の和:78734

約数の個数: 96

約数和(自身を含む): 48201753600

約数和(自身を除く): 27994623328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 37, 56, 62, 74, 112, 124, 148, 217, 224, 248, 259, 296, 434, 496, 518, 592, 868, 992, 1036, 1147, 1184, 1736, 2072, 2294, 3472, 4144, 4588, 6944, 8029, 8288, 9176, 16058, 18352, 32116, 36704, 64232, 78649, 128464, 157298, 256928, 314596, 550543, 629192, 1101086, 1258384, 2202172, 2438119, 2516768, 2910013, 4404344, 4876238, 5820026, 8808688, 9752476, 11640052, 17066833, 17617376, 19504952, 20370091, 23280104, 34133666, 39009904, 40740182, 46560208, 68267332, 78019808, 81480364, 90210403, 93120416, 136534664, 162960728, 180420806, 273069328, 325921456, 360841612, 546138656, 631472821, 651842912, 721683224, 1262945642, 1443366448, 2525891284, 2886732896, 5051782568, 10103565136, 20207130272]

約数ペア:

[(1, 20207130272), (2, 10103565136), (4, 5051782568), (7, 2886732896), (8, 2525891284), (14, 1443366448), (16, 1262945642), (28, 721683224), (31, 651842912), (32, 631472821), (37, 546138656), (56, 360841612), (62, 325921456), (74, 273069328), (112, 180420806), (124, 162960728), (148, 136534664), (217, 93120416), (224, 90210403), (248, 81480364), (259, 78019808), (296, 68267332), (434, 46560208), (496, 40740182), (518, 39009904), (592, 34133666), (868, 23280104), (992, 20370091), (1036, 19504952), (1147, 17617376), (1184, 17066833), (1736, 11640052), (2072, 9752476), (2294, 8808688), (3472, 5820026), (4144, 4876238), (4588, 4404344), (6944, 2910013), (8029, 2516768), (8288, 2438119), (9176, 2202172), (16058, 1258384), (18352, 1101086), (32116, 629192), (36704, 550543), (64232, 314596), (78649, 256928), (128464, 157298)]