72242500

素因数分解:

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

素因数の和:143

約数の個数: 120

約数和(自身を含む): 179492544

約数和(自身を除く): 107250044

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 44, 50, 55, 71, 74, 100, 110, 125, 142, 148, 185, 220, 250, 275, 284, 355, 370, 407, 500, 550, 625, 710, 740, 781, 814, 925, 1100, 1250, 1375, 1420, 1562, 1628, 1775, 1850, 2035, 2500, 2627, 2750, 3124, 3550, 3700, 3905, 4070, 4625, 5254, 5500, 6875, 7100, 7810, 8140, 8875, 9250, 10175, 10508, 13135, 13750, 15620, 17750, 18500, 19525, 20350, 23125, 26270, 27500, 28897, 35500, 39050, 40700, 44375, 46250, 50875, 52540, 57794, 65675, 78100, 88750, 92500, 97625, 101750, 115588, 131350, 144485, 177500, 195250, 203500, 254375, 262700, 288970, 328375, 390500, 488125, 508750, 577940, 656750, 722425, 976250, 1017500, 1313500, 1444850, 1641875, 1952500, 2889700, 3283750, 3612125, 6567500, 7224250, 14448500, 18060625, 36121250, 72242500]

約数ペア:

[(1, 72242500), (2, 36121250), (4, 18060625), (5, 14448500), (10, 7224250), (11, 6567500), (20, 3612125), (22, 3283750), (25, 2889700), (37, 1952500), (44, 1641875), (50, 1444850), (55, 1313500), (71, 1017500), (74, 976250), (100, 722425), (110, 656750), (125, 577940), (142, 508750), (148, 488125), (185, 390500), (220, 328375), (250, 288970), (275, 262700), (284, 254375), (355, 203500), (370, 195250), (407, 177500), (500, 144485), (550, 131350), (625, 115588), (710, 101750), (740, 97625), (781, 92500), (814, 88750), (925, 78100), (1100, 65675), (1250, 57794), (1375, 52540), (1420, 50875), (1562, 46250), (1628, 44375), (1775, 40700), (1850, 39050), (2035, 35500), (2500, 28897), (2627, 27500), (2750, 26270), (3124, 23125), (3550, 20350), (3700, 19525), (3905, 18500), (4070, 17750), (4625, 15620), (5254, 13750), (5500, 13135), (6875, 10508), (7100, 10175), (7810, 9250), (8140, 8875)]