31909366984

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{557}}^1$

素因数の和:871

約数の個数: 128

約数和(自身を含む): 67948865280

約数和(自身を除く): 36039498296

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 71, 88, 106, 142, 173, 212, 284, 346, 424, 557, 568, 583, 692, 781, 1114, 1166, 1384, 1562, 1903, 2228, 2332, 3124, 3763, 3806, 4456, 4664, 6127, 6248, 7526, 7612, 9169, 12254, 12283, 15052, 15224, 18338, 24508, 24566, 29521, 30104, 36676, 39547, 41393, 49016, 49132, 59042, 73352, 79094, 82786, 96361, 98264, 100859, 118084, 135113, 158188, 165572, 192722, 201718, 236168, 270226, 316376, 324731, 331144, 385444, 403436, 435017, 540452, 649462, 650999, 770888, 806872, 870034, 1059971, 1080904, 1298924, 1301998, 1740068, 2095991, 2119942, 2597848, 2603996, 3480136, 4191982, 4239884, 5107133, 5207992, 6841631, 7160989, 8383964, 8479768, 10214266, 13683262, 14321978, 16767928, 20428532, 23055901, 27366524, 28643956, 40857064, 46111802, 54733048, 56178463, 57287912, 75257941, 92223604, 112356926, 150515882, 184447208, 224713852, 301031764, 362606443, 449427704, 602063528, 725212886, 1450425772, 2900851544, 3988670873, 7977341746, 15954683492, 31909366984]

約数ペア:

[(1, 31909366984), (2, 15954683492), (4, 7977341746), (8, 3988670873), (11, 2900851544), (22, 1450425772), (44, 725212886), (53, 602063528), (71, 449427704), (88, 362606443), (106, 301031764), (142, 224713852), (173, 184447208), (212, 150515882), (284, 112356926), (346, 92223604), (424, 75257941), (557, 57287912), (568, 56178463), (583, 54733048), (692, 46111802), (781, 40857064), (1114, 28643956), (1166, 27366524), (1384, 23055901), (1562, 20428532), (1903, 16767928), (2228, 14321978), (2332, 13683262), (3124, 10214266), (3763, 8479768), (3806, 8383964), (4456, 7160989), (4664, 6841631), (6127, 5207992), (6248, 5107133), (7526, 4239884), (7612, 4191982), (9169, 3480136), (12254, 2603996), (12283, 2597848), (15052, 2119942), (15224, 2095991), (18338, 1740068), (24508, 1301998), (24566, 1298924), (29521, 1080904), (30104, 1059971), (36676, 870034), (39547, 806872), (41393, 770888), (49016, 650999), (49132, 649462), (59042, 540452), (73352, 435017), (79094, 403436), (82786, 385444), (96361, 331144), (98264, 324731), (100859, 316376), (118084, 270226), (135113, 236168), (158188, 201718), (165572, 192722)]