80920784

素因数分解:

$2^4\times 7^1\times {\mathrm{617}}^1\times {\mathrm{1171}}^1$

素因数の和:1803

約数の個数: 40

約数和(自身を含む): 179625408

約数和(自身を除く): 98704624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 617, 1171, 1234, 2342, 2468, 4319, 4684, 4936, 8197, 8638, 9368, 9872, 16394, 17276, 18736, 32788, 34552, 65576, 69104, 131152, 722507, 1445014, 2890028, 5057549, 5780056, 10115098, 11560112, 20230196, 40460392, 80920784]

約数ペア:

[(1, 80920784), (2, 40460392), (4, 20230196), (7, 11560112), (8, 10115098), (14, 5780056), (16, 5057549), (28, 2890028), (56, 1445014), (112, 722507), (617, 131152), (1171, 69104), (1234, 65576), (2342, 34552), (2468, 32788), (4319, 18736), (4684, 17276), (4936, 16394), (8197, 9872), (8638, 9368)]