51364880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 142365888

約数和(自身を除く): 91001008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 67, 70, 74, 80, 112, 134, 140, 148, 185, 259, 268, 280, 296, 335, 370, 469, 518, 536, 560, 592, 670, 740, 938, 1036, 1072, 1295, 1340, 1369, 1480, 1876, 2072, 2345, 2479, 2590, 2680, 2738, 2960, 3752, 4144, 4690, 4958, 5180, 5360, 5476, 6845, 7504, 9380, 9583, 9916, 10360, 10952, 12395, 13690, 17353, 18760, 19166, 19832, 20720, 21904, 24790, 27380, 34706, 37520, 38332, 39664, 47915, 49580, 54760, 69412, 76664, 86765, 91723, 95830, 99160, 109520, 138824, 153328, 173530, 183446, 191660, 198320, 277648, 347060, 366892, 383320, 458615, 642061, 694120, 733784, 766640, 917230, 1284122, 1388240, 1467568, 1834460, 2568244, 3210305, 3668920, 5136488, 6420610, 7337840, 10272976, 12841220, 25682440, 51364880]

約数ペア:

[(1, 51364880), (2, 25682440), (4, 12841220), (5, 10272976), (7, 7337840), (8, 6420610), (10, 5136488), (14, 3668920), (16, 3210305), (20, 2568244), (28, 1834460), (35, 1467568), (37, 1388240), (40, 1284122), (56, 917230), (67, 766640), (70, 733784), (74, 694120), (80, 642061), (112, 458615), (134, 383320), (140, 366892), (148, 347060), (185, 277648), (259, 198320), (268, 191660), (280, 183446), (296, 173530), (335, 153328), (370, 138824), (469, 109520), (518, 99160), (536, 95830), (560, 91723), (592, 86765), (670, 76664), (740, 69412), (938, 54760), (1036, 49580), (1072, 47915), (1295, 39664), (1340, 38332), (1369, 37520), (1480, 34706), (1876, 27380), (2072, 24790), (2345, 21904), (2479, 20720), (2590, 19832), (2680, 19166), (2738, 18760), (2960, 17353), (3752, 13690), (4144, 12395), (4690, 10952), (4958, 10360), (5180, 9916), (5360, 9583), (5476, 9380), (6845, 7504)]