20167644805

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1\times {\mathrm{607}}^1$

素因数の和:1250

約数の個数: 64

約数和(自身を含む): 30440079360

約数和(自身を除く): 10272434555

約数列:

[1, 5, 7, 11, 35, 55, 77, 211, 385, 409, 607, 1055, 1477, 2045, 2321, 2863, 3035, 4249, 4499, 6677, 7385, 11605, 14315, 16247, 21245, 22495, 31493, 33385, 46739, 81235, 86299, 128077, 157465, 233695, 248263, 431495, 604093, 640385, 896539, 949289, 1241315, 1408847, 1737841, 2730893, 3020465, 4482695, 4746445, 6645023, 7044235, 8689205, 9861929, 13654465, 19116251, 33225115, 49309645, 52383493, 95581255, 261917465, 366684451, 576218423, 1833422255, 2881092115, 4033528961, 20167644805]

約数ペア:

[(1, 20167644805), (5, 4033528961), (7, 2881092115), (11, 1833422255), (35, 576218423), (55, 366684451), (77, 261917465), (211, 95581255), (385, 52383493), (409, 49309645), (607, 33225115), (1055, 19116251), (1477, 13654465), (2045, 9861929), (2321, 8689205), (2863, 7044235), (3035, 6645023), (4249, 4746445), (4499, 4482695), (6677, 3020465), (7385, 2730893), (11605, 1737841), (14315, 1408847), (16247, 1241315), (21245, 949289), (22495, 896539), (31493, 640385), (33385, 604093), (46739, 431495), (81235, 248263), (86299, 233695), (128077, 157465)]