161566185920

素因数分解:

$2^6\times 5^1\times {\mathrm{2029}}^1\times {\mathrm{248839}}^1$

素因数の和:250885

約数の個数: 56

約数和(自身を含む): 384920642400

約数和(自身を除く): 223354456480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 2029, 4058, 8116, 10145, 16232, 20290, 32464, 40580, 64928, 81160, 129856, 162320, 248839, 324640, 497678, 649280, 995356, 1244195, 1990712, 2488390, 3981424, 4976780, 7962848, 9953560, 15925696, 19907120, 39814240, 79628480, 504894331, 1009788662, 2019577324, 2524471655, 4039154648, 5048943310, 8078309296, 10097886620, 16156618592, 20195773240, 32313237184, 40391546480, 80783092960, 161566185920]

約数ペア:

[(1, 161566185920), (2, 80783092960), (4, 40391546480), (5, 32313237184), (8, 20195773240), (10, 16156618592), (16, 10097886620), (20, 8078309296), (32, 5048943310), (40, 4039154648), (64, 2524471655), (80, 2019577324), (160, 1009788662), (320, 504894331), (2029, 79628480), (4058, 39814240), (8116, 19907120), (10145, 15925696), (16232, 9953560), (20290, 7962848), (32464, 4976780), (40580, 3981424), (64928, 2488390), (81160, 1990712), (129856, 1244195), (162320, 995356), (248839, 649280), (324640, 497678)]