87139780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 144

約数和(自身を含む): 236113920

約数和(自身を除く): 148974140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 116, 127, 130, 140, 145, 169, 182, 203, 254, 260, 290, 338, 364, 377, 406, 455, 508, 580, 635, 676, 754, 812, 845, 889, 910, 1015, 1183, 1270, 1508, 1651, 1690, 1778, 1820, 1885, 2030, 2366, 2540, 2639, 3302, 3380, 3556, 3683, 3770, 4060, 4445, 4732, 4901, 5278, 5915, 6604, 7366, 7540, 8255, 8890, 9802, 10556, 11557, 11830, 13195, 14732, 16510, 17780, 18415, 19604, 21463, 23114, 23660, 24505, 25781, 26390, 33020, 34307, 36830, 42926, 46228, 47879, 49010, 51562, 52780, 57785, 68614, 73660, 85852, 95758, 98020, 103124, 107315, 115570, 128905, 137228, 150241, 171535, 191516, 214630, 231140, 239395, 257810, 300482, 335153, 343070, 429260, 478790, 515620, 600964, 622427, 670306, 686140, 751205, 957580, 1244854, 1340612, 1502410, 1675765, 2489708, 3004820, 3112135, 3351530, 4356989, 6224270, 6703060, 8713978, 12448540, 17427956, 21784945, 43569890, 87139780]

約数ペア:

[(1, 87139780), (2, 43569890), (4, 21784945), (5, 17427956), (7, 12448540), (10, 8713978), (13, 6703060), (14, 6224270), (20, 4356989), (26, 3351530), (28, 3112135), (29, 3004820), (35, 2489708), (52, 1675765), (58, 1502410), (65, 1340612), (70, 1244854), (91, 957580), (116, 751205), (127, 686140), (130, 670306), (140, 622427), (145, 600964), (169, 515620), (182, 478790), (203, 429260), (254, 343070), (260, 335153), (290, 300482), (338, 257810), (364, 239395), (377, 231140), (406, 214630), (455, 191516), (508, 171535), (580, 150241), (635, 137228), (676, 128905), (754, 115570), (812, 107315), (845, 103124), (889, 98020), (910, 95758), (1015, 85852), (1183, 73660), (1270, 68614), (1508, 57785), (1651, 52780), (1690, 51562), (1778, 49010), (1820, 47879), (1885, 46228), (2030, 42926), (2366, 36830), (2540, 34307), (2639, 33020), (3302, 26390), (3380, 25781), (3556, 24505), (3683, 23660), (3770, 23114), (4060, 21463), (4445, 19604), (4732, 18415), (4901, 17780), (5278, 16510), (5915, 14732), (6604, 13195), (7366, 11830), (7540, 11557), (8255, 10556), (8890, 9802)]