2585280250

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{7499}}^1$

素因数の和:7720

約数の個数: 64

約数和(自身を含む): 5559840000

約数和(自身を除く): 2974559750

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 197, 250, 350, 394, 875, 985, 1379, 1750, 1970, 2758, 4925, 6895, 7499, 9850, 13790, 14998, 24625, 34475, 37495, 49250, 52493, 68950, 74990, 104986, 172375, 187475, 262465, 344750, 374950, 524930, 937375, 1312325, 1477303, 1874750, 2624650, 2954606, 6561625, 7386515, 10341121, 13123250, 14773030, 20682242, 36932575, 51705605, 73865150, 103411210, 184662875, 258528025, 369325750, 517056050, 1292640125, 2585280250]

約数ペア:

[(1, 2585280250), (2, 1292640125), (5, 517056050), (7, 369325750), (10, 258528025), (14, 184662875), (25, 103411210), (35, 73865150), (50, 51705605), (70, 36932575), (125, 20682242), (175, 14773030), (197, 13123250), (250, 10341121), (350, 7386515), (394, 6561625), (875, 2954606), (985, 2624650), (1379, 1874750), (1750, 1477303), (1970, 1312325), (2758, 937375), (4925, 524930), (6895, 374950), (7499, 344750), (9850, 262465), (13790, 187475), (14998, 172375), (24625, 104986), (34475, 74990), (37495, 68950), (49250, 52493)]