144485000

素因数分解:

$2^3\times 5^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 160

約数和(自身を含む): 384626880

約数和(自身を除く): 240141880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 37, 40, 44, 50, 55, 71, 74, 88, 100, 110, 125, 142, 148, 185, 200, 220, 250, 275, 284, 296, 355, 370, 407, 440, 500, 550, 568, 625, 710, 740, 781, 814, 925, 1000, 1100, 1250, 1375, 1420, 1480, 1562, 1628, 1775, 1850, 2035, 2200, 2500, 2627, 2750, 2840, 3124, 3256, 3550, 3700, 3905, 4070, 4625, 5000, 5254, 5500, 6248, 6875, 7100, 7400, 7810, 8140, 8875, 9250, 10175, 10508, 11000, 13135, 13750, 14200, 15620, 16280, 17750, 18500, 19525, 20350, 21016, 23125, 26270, 27500, 28897, 31240, 35500, 37000, 39050, 40700, 44375, 46250, 50875, 52540, 55000, 57794, 65675, 71000, 78100, 81400, 88750, 92500, 97625, 101750, 105080, 115588, 131350, 144485, 156200, 177500, 185000, 195250, 203500, 231176, 254375, 262700, 288970, 328375, 355000, 390500, 407000, 488125, 508750, 525400, 577940, 656750, 722425, 781000, 976250, 1017500, 1155880, 1313500, 1444850, 1641875, 1952500, 2035000, 2627000, 2889700, 3283750, 3612125, 3905000, 5779400, 6567500, 7224250, 13135000, 14448500, 18060625, 28897000, 36121250, 72242500, 144485000]

約数ペア:

[(1, 144485000), (2, 72242500), (4, 36121250), (5, 28897000), (8, 18060625), (10, 14448500), (11, 13135000), (20, 7224250), (22, 6567500), (25, 5779400), (37, 3905000), (40, 3612125), (44, 3283750), (50, 2889700), (55, 2627000), (71, 2035000), (74, 1952500), (88, 1641875), (100, 1444850), (110, 1313500), (125, 1155880), (142, 1017500), (148, 976250), (185, 781000), (200, 722425), (220, 656750), (250, 577940), (275, 525400), (284, 508750), (296, 488125), (355, 407000), (370, 390500), (407, 355000), (440, 328375), (500, 288970), (550, 262700), (568, 254375), (625, 231176), (710, 203500), (740, 195250), (781, 185000), (814, 177500), (925, 156200), (1000, 144485), (1100, 131350), (1250, 115588), (1375, 105080), (1420, 101750), (1480, 97625), (1562, 92500), (1628, 88750), (1775, 81400), (1850, 78100), (2035, 71000), (2200, 65675), (2500, 57794), (2627, 55000), (2750, 52540), (2840, 50875), (3124, 46250), (3256, 44375), (3550, 40700), (3700, 39050), (3905, 37000), (4070, 35500), (4625, 31240), (5000, 28897), (5254, 27500), (5500, 26270), (6248, 23125), (6875, 21016), (7100, 20350), (7400, 19525), (7810, 18500), (8140, 17750), (8875, 16280), (9250, 15620), (10175, 14200), (10508, 13750), (11000, 13135)]