66420496

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2161}}^1$

素因数の和:2299

約数の個数: 40

約数和(自身を含む): 137529144

約数和(自身を除く): 71108648

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 113, 136, 226, 272, 452, 904, 1808, 1921, 2161, 3842, 4322, 7684, 8644, 15368, 17288, 30736, 34576, 36737, 73474, 146948, 244193, 293896, 488386, 587792, 976772, 1953544, 3907088, 4151281, 8302562, 16605124, 33210248, 66420496]

約数ペア:

[(1, 66420496), (2, 33210248), (4, 16605124), (8, 8302562), (16, 4151281), (17, 3907088), (34, 1953544), (68, 976772), (113, 587792), (136, 488386), (226, 293896), (272, 244193), (452, 146948), (904, 73474), (1808, 36737), (1921, 34576), (2161, 30736), (3842, 17288), (4322, 15368), (7684, 8644)]