80972612

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{617}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 167502720

約数和(自身を除く): 86530108

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 109, 172, 218, 301, 436, 602, 617, 763, 1204, 1234, 1526, 2468, 3052, 4319, 4687, 8638, 9374, 17276, 18748, 26531, 32809, 53062, 65618, 67253, 106124, 131236, 134506, 185717, 269012, 371434, 470771, 742868, 941542, 1883084, 2891879, 5783758, 11567516, 20243153, 40486306, 80972612]

約数ペア:

[(1, 80972612), (2, 40486306), (4, 20243153), (7, 11567516), (14, 5783758), (28, 2891879), (43, 1883084), (86, 941542), (109, 742868), (172, 470771), (218, 371434), (301, 269012), (436, 185717), (602, 134506), (617, 131236), (763, 106124), (1204, 67253), (1234, 65618), (1526, 53062), (2468, 32809), (3052, 26531), (4319, 18748), (4687, 17276), (8638, 9374)]