199909129264

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{757}}^1\times {\mathrm{769}}^1$

素因数の和:1687

約数の個数: 120

約数和(自身を含む): 423821207040

約数和(自身を除く): 223912077776

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 169, 208, 254, 338, 508, 676, 757, 769, 1016, 1352, 1514, 1538, 1651, 2032, 2704, 3028, 3076, 3302, 6056, 6152, 6604, 9841, 9997, 12112, 12304, 13208, 19682, 19994, 21463, 26416, 39364, 39988, 42926, 78728, 79976, 85852, 96139, 97663, 127933, 129961, 157456, 159952, 171704, 192278, 195326, 255866, 259922, 343408, 384556, 390652, 511732, 519844, 582133, 769112, 781304, 1023464, 1039688, 1164266, 1249807, 1269619, 1538224, 1562608, 2046928, 2079376, 2328532, 2499614, 2539238, 4657064, 4999228, 5078476, 7567729, 9314128, 9998456, 10156952, 15135458, 16247491, 16505047, 19996912, 20313904, 30270916, 32494982, 33010094, 60541832, 64989964, 66020188, 73930891, 98380477, 121083664, 129979928, 132040376, 147861782, 196760954, 259959856, 264080752, 295723564, 393521908, 591447128, 787043816, 961101583, 1182894256, 1574087632, 1922203166, 3844406332, 7688812664, 12494320579, 15377625328, 24988641158, 49977282316, 99954564632, 199909129264]

約数ペア:

[(1, 199909129264), (2, 99954564632), (4, 49977282316), (8, 24988641158), (13, 15377625328), (16, 12494320579), (26, 7688812664), (52, 3844406332), (104, 1922203166), (127, 1574087632), (169, 1182894256), (208, 961101583), (254, 787043816), (338, 591447128), (508, 393521908), (676, 295723564), (757, 264080752), (769, 259959856), (1016, 196760954), (1352, 147861782), (1514, 132040376), (1538, 129979928), (1651, 121083664), (2032, 98380477), (2704, 73930891), (3028, 66020188), (3076, 64989964), (3302, 60541832), (6056, 33010094), (6152, 32494982), (6604, 30270916), (9841, 20313904), (9997, 19996912), (12112, 16505047), (12304, 16247491), (13208, 15135458), (19682, 10156952), (19994, 9998456), (21463, 9314128), (26416, 7567729), (39364, 5078476), (39988, 4999228), (42926, 4657064), (78728, 2539238), (79976, 2499614), (85852, 2328532), (96139, 2079376), (97663, 2046928), (127933, 1562608), (129961, 1538224), (157456, 1269619), (159952, 1249807), (171704, 1164266), (192278, 1039688), (195326, 1023464), (255866, 781304), (259922, 769112), (343408, 582133), (384556, 519844), (390652, 511732)]