19005687175

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{1759}}^1$

素因数の和:1877

約数の個数: 72

約数和(自身を含む): 26551078400

約数和(自身を除く): 7545391225

約数列:

[1, 5, 19, 23, 25, 43, 95, 115, 215, 437, 475, 529, 575, 817, 989, 1075, 1759, 2185, 2645, 4085, 4945, 8795, 10051, 10925, 13225, 18791, 20425, 22747, 24725, 33421, 40457, 43975, 50255, 75637, 93955, 113735, 167105, 202285, 251275, 378185, 432193, 469775, 568675, 768683, 835525, 930511, 1011425, 1437103, 1739651, 1890925, 2160965, 3843415, 4652555, 7185515, 8698255, 10804825, 17679709, 19217075, 23262775, 33053369, 35927575, 40011973, 43491275, 88398545, 165266845, 200059865, 441992725, 760227487, 826334225, 1000299325, 3801137435, 19005687175]

約数ペア:

[(1, 19005687175), (5, 3801137435), (19, 1000299325), (23, 826334225), (25, 760227487), (43, 441992725), (95, 200059865), (115, 165266845), (215, 88398545), (437, 43491275), (475, 40011973), (529, 35927575), (575, 33053369), (817, 23262775), (989, 19217075), (1075, 17679709), (1759, 10804825), (2185, 8698255), (2645, 7185515), (4085, 4652555), (4945, 3843415), (8795, 2160965), (10051, 1890925), (10925, 1739651), (13225, 1437103), (18791, 1011425), (20425, 930511), (22747, 835525), (24725, 768683), (33421, 568675), (40457, 469775), (43975, 432193), (50255, 378185), (75637, 251275), (93955, 202285), (113735, 167105)]