665138128

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{293}}^1\times {\mathrm{2677}}^1$

素因数の和:3031

約数の個数: 40

約数和(自身を含む): 1317993768

約数和(自身を除く): 652855640

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 293, 424, 586, 848, 1172, 2344, 2677, 4688, 5354, 10708, 15529, 21416, 31058, 42832, 62116, 124232, 141881, 248464, 283762, 567524, 784361, 1135048, 1568722, 2270096, 3137444, 6274888, 12549776, 41571133, 83142266, 166284532, 332569064, 665138128]

約数ペア:

[(1, 665138128), (2, 332569064), (4, 166284532), (8, 83142266), (16, 41571133), (53, 12549776), (106, 6274888), (212, 3137444), (293, 2270096), (424, 1568722), (586, 1135048), (848, 784361), (1172, 567524), (2344, 283762), (2677, 248464), (4688, 141881), (5354, 124232), (10708, 62116), (15529, 42832), (21416, 31058)]