51492090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6949}}^1$

素因数の和:6991

約数の個数: 64

約数和(自身を含む): 140112000

約数和(自身を除く): 88619910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 26, 30, 38, 39, 57, 65, 78, 95, 114, 130, 190, 195, 247, 285, 390, 494, 570, 741, 1235, 1482, 2470, 3705, 6949, 7410, 13898, 20847, 34745, 41694, 69490, 90337, 104235, 132031, 180674, 208470, 264062, 271011, 396093, 451685, 542022, 660155, 792186, 903370, 1320310, 1355055, 1716403, 1980465, 2710110, 3432806, 3960930, 5149209, 8582015, 10298418, 17164030, 25746045, 51492090]

約数ペア:

[(1, 51492090), (2, 25746045), (3, 17164030), (5, 10298418), (6, 8582015), (10, 5149209), (13, 3960930), (15, 3432806), (19, 2710110), (26, 1980465), (30, 1716403), (38, 1355055), (39, 1320310), (57, 903370), (65, 792186), (78, 660155), (95, 542022), (114, 451685), (130, 396093), (190, 271011), (195, 264062), (247, 208470), (285, 180674), (390, 132031), (494, 104235), (570, 90337), (741, 69490), (1235, 41694), (1482, 34745), (2470, 20847), (3705, 13898), (6949, 7410)]