28786100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 78744960

約数和(自身を除く): 49958860

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 25, 28, 34, 35, 41, 50, 59, 68, 70, 82, 85, 100, 118, 119, 140, 164, 170, 175, 205, 236, 238, 287, 295, 340, 350, 410, 413, 425, 476, 574, 590, 595, 697, 700, 820, 826, 850, 1003, 1025, 1148, 1180, 1190, 1394, 1435, 1475, 1652, 1700, 2006, 2050, 2065, 2380, 2419, 2788, 2870, 2950, 2975, 3485, 4012, 4100, 4130, 4838, 4879, 5015, 5740, 5900, 5950, 6970, 7021, 7175, 8260, 9676, 9758, 10030, 10325, 11900, 12095, 13940, 14042, 14350, 16933, 17425, 19516, 20060, 20650, 24190, 24395, 25075, 28084, 28700, 33866, 34850, 35105, 41123, 41300, 48380, 48790, 50150, 60475, 67732, 69700, 70210, 82246, 84665, 97580, 100300, 120950, 121975, 140420, 164492, 169330, 175525, 205615, 241900, 243950, 287861, 338660, 351050, 411230, 423325, 487900, 575722, 702100, 822460, 846650, 1028075, 1151444, 1439305, 1693300, 2056150, 2878610, 4112300, 5757220, 7196525, 14393050, 28786100]

約数ペア:

[(1, 28786100), (2, 14393050), (4, 7196525), (5, 5757220), (7, 4112300), (10, 2878610), (14, 2056150), (17, 1693300), (20, 1439305), (25, 1151444), (28, 1028075), (34, 846650), (35, 822460), (41, 702100), (50, 575722), (59, 487900), (68, 423325), (70, 411230), (82, 351050), (85, 338660), (100, 287861), (118, 243950), (119, 241900), (140, 205615), (164, 175525), (170, 169330), (175, 164492), (205, 140420), (236, 121975), (238, 120950), (287, 100300), (295, 97580), (340, 84665), (350, 82246), (410, 70210), (413, 69700), (425, 67732), (476, 60475), (574, 50150), (590, 48790), (595, 48380), (697, 41300), (700, 41123), (820, 35105), (826, 34850), (850, 33866), (1003, 28700), (1025, 28084), (1148, 25075), (1180, 24395), (1190, 24190), (1394, 20650), (1435, 20060), (1475, 19516), (1652, 17425), (1700, 16933), (2006, 14350), (2050, 14042), (2065, 13940), (2380, 12095), (2419, 11900), (2788, 10325), (2870, 10030), (2950, 9758), (2975, 9676), (3485, 8260), (4012, 7175), (4100, 7021), (4130, 6970), (4838, 5950), (4879, 5900), (5015, 5740)]