205959520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1193}}^1$

素因数の和:1304

約数の個数: 96

約数和(自身を含む): 530766432

約数和(自身を除く): 324806912

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 83, 104, 130, 160, 166, 208, 260, 332, 415, 416, 520, 664, 830, 1040, 1079, 1193, 1328, 1660, 2080, 2158, 2386, 2656, 3320, 4316, 4772, 5395, 5965, 6640, 8632, 9544, 10790, 11930, 13280, 15509, 17264, 19088, 21580, 23860, 31018, 34528, 38176, 43160, 47720, 62036, 77545, 86320, 95440, 99019, 124072, 155090, 172640, 190880, 198038, 248144, 310180, 396076, 495095, 496288, 620360, 792152, 990190, 1240720, 1287247, 1584304, 1980380, 2481440, 2574494, 3168608, 3960760, 5148988, 6436235, 7921520, 10297976, 12872470, 15843040, 20595952, 25744940, 41191904, 51489880, 102979760, 205959520]

約数ペア:

[(1, 205959520), (2, 102979760), (4, 51489880), (5, 41191904), (8, 25744940), (10, 20595952), (13, 15843040), (16, 12872470), (20, 10297976), (26, 7921520), (32, 6436235), (40, 5148988), (52, 3960760), (65, 3168608), (80, 2574494), (83, 2481440), (104, 1980380), (130, 1584304), (160, 1287247), (166, 1240720), (208, 990190), (260, 792152), (332, 620360), (415, 496288), (416, 495095), (520, 396076), (664, 310180), (830, 248144), (1040, 198038), (1079, 190880), (1193, 172640), (1328, 155090), (1660, 124072), (2080, 99019), (2158, 95440), (2386, 86320), (2656, 77545), (3320, 62036), (4316, 47720), (4772, 43160), (5395, 38176), (5965, 34528), (6640, 31018), (8632, 23860), (9544, 21580), (10790, 19088), (11930, 17264), (13280, 15509)]