161985588

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 416078208

約数和(自身を除く): 254092620

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 41, 51, 68, 82, 102, 107, 123, 164, 181, 204, 214, 246, 321, 362, 428, 492, 543, 642, 697, 724, 1086, 1284, 1394, 1819, 2091, 2172, 2788, 3077, 3638, 4182, 4387, 5457, 6154, 7276, 7421, 8364, 8774, 9231, 10914, 12308, 13161, 14842, 17548, 18462, 19367, 21828, 22263, 26322, 29684, 36924, 38734, 44526, 52644, 58101, 74579, 77468, 89052, 116202, 126157, 149158, 223737, 232404, 252314, 298316, 329239, 378471, 447474, 504628, 658478, 756942, 794047, 894948, 987717, 1316956, 1513884, 1588094, 1975434, 2382141, 3176188, 3950868, 4764282, 9528564, 13498799, 26997598, 40496397, 53995196, 80992794, 161985588]

約数ペア:

[(1, 161985588), (2, 80992794), (3, 53995196), (4, 40496397), (6, 26997598), (12, 13498799), (17, 9528564), (34, 4764282), (41, 3950868), (51, 3176188), (68, 2382141), (82, 1975434), (102, 1588094), (107, 1513884), (123, 1316956), (164, 987717), (181, 894948), (204, 794047), (214, 756942), (246, 658478), (321, 504628), (362, 447474), (428, 378471), (492, 329239), (543, 298316), (642, 252314), (697, 232404), (724, 223737), (1086, 149158), (1284, 126157), (1394, 116202), (1819, 89052), (2091, 77468), (2172, 74579), (2788, 58101), (3077, 52644), (3638, 44526), (4182, 38734), (4387, 36924), (5457, 29684), (6154, 26322), (7276, 22263), (7421, 21828), (8364, 19367), (8774, 18462), (9231, 17548), (10914, 14842), (12308, 13161)]