268576724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:680

約数の個数: 48

約数和(自身を含む): 516922560

約数和(自身を除く): 248345836

約数列:

[1, 2, 4, 13, 26, 52, 89, 131, 178, 262, 356, 443, 524, 886, 1157, 1703, 1772, 2314, 3406, 4628, 5759, 6812, 11518, 11659, 23036, 23318, 39427, 46636, 58033, 78854, 116066, 151567, 157708, 232132, 303134, 512551, 606268, 754429, 1025102, 1508858, 2050204, 3017716, 5164937, 10329874, 20659748, 67144181, 134288362, 268576724]

約数ペア:

[(1, 268576724), (2, 134288362), (4, 67144181), (13, 20659748), (26, 10329874), (52, 5164937), (89, 3017716), (131, 2050204), (178, 1508858), (262, 1025102), (356, 754429), (443, 606268), (524, 512551), (886, 303134), (1157, 232132), (1703, 157708), (1772, 151567), (2314, 116066), (3406, 78854), (4628, 58033), (5759, 46636), (6812, 39427), (11518, 23318), (11659, 23036)]