51359700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 174683264

約数和(自身を除く): 123323564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 37, 42, 50, 60, 70, 74, 75, 84, 100, 105, 111, 140, 148, 150, 175, 185, 210, 222, 259, 300, 350, 370, 420, 444, 518, 525, 555, 661, 700, 740, 777, 925, 1036, 1050, 1110, 1295, 1322, 1554, 1850, 1983, 2100, 2220, 2590, 2644, 2775, 3108, 3305, 3700, 3885, 3966, 4627, 5180, 5550, 6475, 6610, 7770, 7932, 9254, 9915, 11100, 12950, 13220, 13881, 15540, 16525, 18508, 19425, 19830, 23135, 24457, 25900, 27762, 33050, 38850, 39660, 46270, 48914, 49575, 55524, 66100, 69405, 73371, 77700, 92540, 97828, 99150, 115675, 122285, 138810, 146742, 171199, 198300, 231350, 244570, 277620, 293484, 342398, 347025, 366855, 462700, 489140, 513597, 611425, 684796, 694050, 733710, 855995, 1027194, 1222850, 1388100, 1467420, 1711990, 1834275, 2054388, 2445700, 2567985, 3423980, 3668550, 4279975, 5135970, 7337100, 8559950, 10271940, 12839925, 17119900, 25679850, 51359700]

約数ペア:

[(1, 51359700), (2, 25679850), (3, 17119900), (4, 12839925), (5, 10271940), (6, 8559950), (7, 7337100), (10, 5135970), (12, 4279975), (14, 3668550), (15, 3423980), (20, 2567985), (21, 2445700), (25, 2054388), (28, 1834275), (30, 1711990), (35, 1467420), (37, 1388100), (42, 1222850), (50, 1027194), (60, 855995), (70, 733710), (74, 694050), (75, 684796), (84, 611425), (100, 513597), (105, 489140), (111, 462700), (140, 366855), (148, 347025), (150, 342398), (175, 293484), (185, 277620), (210, 244570), (222, 231350), (259, 198300), (300, 171199), (350, 146742), (370, 138810), (420, 122285), (444, 115675), (518, 99150), (525, 97828), (555, 92540), (661, 77700), (700, 73371), (740, 69405), (777, 66100), (925, 55524), (1036, 49575), (1050, 48914), (1110, 46270), (1295, 39660), (1322, 38850), (1554, 33050), (1850, 27762), (1983, 25900), (2100, 24457), (2220, 23135), (2590, 19830), (2644, 19425), (2775, 18508), (3108, 16525), (3305, 15540), (3700, 13881), (3885, 13220), (3966, 12950), (4627, 11100), (5180, 9915), (5550, 9254), (6475, 7932), (6610, 7770)]