49777840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:986

約数の個数: 80

約数和(自身を含む): 133705728

約数和(自身を除く): 83927888

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 863, 1030, 1442, 1648, 1726, 2060, 2884, 3452, 3605, 4120, 4315, 5768, 6041, 6904, 7210, 8240, 8630, 11536, 12082, 13808, 14420, 17260, 24164, 28840, 30205, 34520, 48328, 57680, 60410, 69040, 88889, 96656, 120820, 177778, 241640, 355556, 444445, 483280, 622223, 711112, 888890, 1244446, 1422224, 1777780, 2488892, 3111115, 3555560, 4977784, 6222230, 7111120, 9955568, 12444460, 24888920, 49777840]

約数ペア:

[(1, 49777840), (2, 24888920), (4, 12444460), (5, 9955568), (7, 7111120), (8, 6222230), (10, 4977784), (14, 3555560), (16, 3111115), (20, 2488892), (28, 1777780), (35, 1422224), (40, 1244446), (56, 888890), (70, 711112), (80, 622223), (103, 483280), (112, 444445), (140, 355556), (206, 241640), (280, 177778), (412, 120820), (515, 96656), (560, 88889), (721, 69040), (824, 60410), (863, 57680), (1030, 48328), (1442, 34520), (1648, 30205), (1726, 28840), (2060, 24164), (2884, 17260), (3452, 14420), (3605, 13808), (4120, 12082), (4315, 11536), (5768, 8630), (6041, 8240), (6904, 7210)]