51764180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2237}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 118434960

約数和(自身を除く): 66670780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2237, 2314, 4474, 4628, 5785, 8948, 11185, 11570, 22370, 23140, 29081, 44740, 58162, 116324, 145405, 199093, 290810, 398186, 581620, 796372, 995465, 1990930, 2588209, 3981860, 5176418, 10352836, 12941045, 25882090, 51764180]

約数ペア:

[(1, 51764180), (2, 25882090), (4, 12941045), (5, 10352836), (10, 5176418), (13, 3981860), (20, 2588209), (26, 1990930), (52, 995465), (65, 796372), (89, 581620), (130, 398186), (178, 290810), (260, 199093), (356, 145405), (445, 116324), (890, 58162), (1157, 44740), (1780, 29081), (2237, 23140), (2314, 22370), (4474, 11570), (4628, 11185), (5785, 8948)]