201912700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:125

約数の個数: 144

約数和(自身を含む): 507030048

約数和(自身を除く): 305117348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 37, 41, 44, 50, 55, 74, 82, 100, 110, 121, 148, 164, 185, 205, 220, 242, 275, 370, 407, 410, 451, 484, 550, 605, 740, 814, 820, 902, 925, 1025, 1100, 1210, 1331, 1517, 1628, 1804, 1850, 2035, 2050, 2255, 2420, 2662, 3025, 3034, 3700, 4070, 4100, 4477, 4510, 4961, 5324, 6050, 6068, 6655, 7585, 8140, 8954, 9020, 9922, 10175, 11275, 12100, 13310, 15170, 16687, 17908, 19844, 20350, 22385, 22550, 24805, 26620, 30340, 33275, 33374, 37925, 40700, 44770, 45100, 49247, 49610, 54571, 66550, 66748, 75850, 83435, 89540, 98494, 99220, 109142, 111925, 124025, 133100, 151700, 166870, 183557, 196988, 218284, 223850, 246235, 248050, 272855, 333740, 367114, 417175, 447700, 492470, 496100, 545710, 734228, 834350, 917785, 984940, 1091420, 1231175, 1364275, 1668700, 1835570, 2019127, 2462350, 2728550, 3671140, 4038254, 4588925, 4924700, 5457100, 8076508, 9177850, 10095635, 18355700, 20191270, 40382540, 50478175, 100956350, 201912700]

約数ペア:

[(1, 201912700), (2, 100956350), (4, 50478175), (5, 40382540), (10, 20191270), (11, 18355700), (20, 10095635), (22, 9177850), (25, 8076508), (37, 5457100), (41, 4924700), (44, 4588925), (50, 4038254), (55, 3671140), (74, 2728550), (82, 2462350), (100, 2019127), (110, 1835570), (121, 1668700), (148, 1364275), (164, 1231175), (185, 1091420), (205, 984940), (220, 917785), (242, 834350), (275, 734228), (370, 545710), (407, 496100), (410, 492470), (451, 447700), (484, 417175), (550, 367114), (605, 333740), (740, 272855), (814, 248050), (820, 246235), (902, 223850), (925, 218284), (1025, 196988), (1100, 183557), (1210, 166870), (1331, 151700), (1517, 133100), (1628, 124025), (1804, 111925), (1850, 109142), (2035, 99220), (2050, 98494), (2255, 89540), (2420, 83435), (2662, 75850), (3025, 66748), (3034, 66550), (3700, 54571), (4070, 49610), (4100, 49247), (4477, 45100), (4510, 44770), (4961, 40700), (5324, 37925), (6050, 33374), (6068, 33275), (6655, 30340), (7585, 26620), (8140, 24805), (8954, 22550), (9020, 22385), (9922, 20350), (10175, 19844), (11275, 17908), (12100, 16687), (13310, 15170)]