51685760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 128

約数和(自身を含む): 143942400

約数和(自身を除く): 92256640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 112, 128, 139, 140, 160, 166, 224, 278, 280, 320, 332, 415, 448, 556, 560, 581, 640, 664, 695, 830, 896, 973, 1112, 1120, 1162, 1328, 1390, 1660, 1946, 2224, 2240, 2324, 2656, 2780, 2905, 3320, 3892, 4448, 4480, 4648, 4865, 5312, 5560, 5810, 6640, 7784, 8896, 9296, 9730, 10624, 11120, 11537, 11620, 13280, 15568, 17792, 18592, 19460, 22240, 23074, 23240, 26560, 31136, 37184, 38920, 44480, 46148, 46480, 53120, 57685, 62272, 74368, 77840, 80759, 88960, 92296, 92960, 115370, 124544, 155680, 161518, 184592, 185920, 230740, 311360, 323036, 369184, 371840, 403795, 461480, 622720, 646072, 738368, 807590, 922960, 1292144, 1476736, 1615180, 1845920, 2584288, 3230360, 3691840, 5168576, 6460720, 7383680, 10337152, 12921440, 25842880, 51685760]

約数ペア:

[(1, 51685760), (2, 25842880), (4, 12921440), (5, 10337152), (7, 7383680), (8, 6460720), (10, 5168576), (14, 3691840), (16, 3230360), (20, 2584288), (28, 1845920), (32, 1615180), (35, 1476736), (40, 1292144), (56, 922960), (64, 807590), (70, 738368), (80, 646072), (83, 622720), (112, 461480), (128, 403795), (139, 371840), (140, 369184), (160, 323036), (166, 311360), (224, 230740), (278, 185920), (280, 184592), (320, 161518), (332, 155680), (415, 124544), (448, 115370), (556, 92960), (560, 92296), (581, 88960), (640, 80759), (664, 77840), (695, 74368), (830, 62272), (896, 57685), (973, 53120), (1112, 46480), (1120, 46148), (1162, 44480), (1328, 38920), (1390, 37184), (1660, 31136), (1946, 26560), (2224, 23240), (2240, 23074), (2324, 22240), (2656, 19460), (2780, 18592), (2905, 17792), (3320, 15568), (3892, 13280), (4448, 11620), (4480, 11537), (4648, 11120), (4865, 10624), (5312, 9730), (5560, 9296), (5810, 8896), (6640, 7784)]