78420464

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{953}}^1$

素因数の和:1137

約数の個数: 40

約数和(自身を含む): 157333680

約数和(自身を除く): 78913216

約数列:

[1, 2, 4, 8, 16, 37, 74, 139, 148, 278, 296, 556, 592, 953, 1112, 1906, 2224, 3812, 5143, 7624, 10286, 15248, 20572, 35261, 41144, 70522, 82288, 132467, 141044, 264934, 282088, 529868, 564176, 1059736, 2119472, 4901279, 9802558, 19605116, 39210232, 78420464]

約数ペア:

[(1, 78420464), (2, 39210232), (4, 19605116), (8, 9802558), (16, 4901279), (37, 2119472), (74, 1059736), (139, 564176), (148, 529868), (278, 282088), (296, 264934), (556, 141044), (592, 132467), (953, 82288), (1112, 70522), (1906, 41144), (2224, 35261), (3812, 20572), (5143, 15248), (7624, 10286)]