161732456

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 317859300

約数和(自身を除く): 156126844

約数列:

[1, 2, 4, 8, 31, 62, 109, 124, 193, 218, 248, 386, 436, 772, 872, 961, 1544, 1922, 3379, 3844, 5983, 6758, 7688, 11966, 13516, 21037, 23932, 27032, 42074, 47864, 84148, 104749, 168296, 185473, 209498, 370946, 418996, 652147, 741892, 837992, 1304294, 1483784, 2608588, 5217176, 20216557, 40433114, 80866228, 161732456]

約数ペア:

[(1, 161732456), (2, 80866228), (4, 40433114), (8, 20216557), (31, 5217176), (62, 2608588), (109, 1483784), (124, 1304294), (193, 837992), (218, 741892), (248, 652147), (386, 418996), (436, 370946), (772, 209498), (872, 185473), (961, 168296), (1544, 104749), (1922, 84148), (3379, 47864), (3844, 42074), (5983, 27032), (6758, 23932), (7688, 21037), (11966, 13516)]