68313025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 97225920

約数和(自身を除く): 28912895

約数列:

[1, 5, 11, 25, 43, 53, 55, 109, 215, 265, 275, 473, 545, 583, 1075, 1199, 1325, 2279, 2365, 2725, 2915, 4687, 5777, 5995, 11395, 11825, 14575, 23435, 25069, 28885, 29975, 51557, 56975, 63547, 117175, 125345, 144425, 248411, 257785, 317735, 626725, 1242055, 1288925, 1588675, 2732521, 6210275, 13662605, 68313025]

約数ペア:

[(1, 68313025), (5, 13662605), (11, 6210275), (25, 2732521), (43, 1588675), (53, 1288925), (55, 1242055), (109, 626725), (215, 317735), (265, 257785), (275, 248411), (473, 144425), (545, 125345), (583, 117175), (1075, 63547), (1199, 56975), (1325, 51557), (2279, 29975), (2365, 28885), (2725, 25069), (2915, 23435), (4687, 14575), (5777, 11825), (5995, 11395)]