81047364

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 209018880

約数和(自身を除く): 127971516

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 47, 51, 68, 79, 94, 102, 107, 141, 158, 188, 204, 214, 237, 282, 316, 321, 428, 474, 564, 642, 799, 948, 1284, 1343, 1598, 1819, 2397, 2686, 3196, 3638, 3713, 4029, 4794, 5029, 5372, 5457, 7276, 7426, 8058, 8453, 9588, 10058, 10914, 11139, 14852, 15087, 16116, 16906, 20116, 21828, 22278, 25359, 30174, 33812, 44556, 50718, 60348, 63121, 85493, 101436, 126242, 143701, 170986, 189363, 252484, 256479, 287402, 341972, 378726, 397291, 431103, 512958, 574804, 757452, 794582, 862206, 1025916, 1191873, 1589164, 1724412, 2383746, 4767492, 6753947, 13507894, 20261841, 27015788, 40523682, 81047364]

約数ペア:

[(1, 81047364), (2, 40523682), (3, 27015788), (4, 20261841), (6, 13507894), (12, 6753947), (17, 4767492), (34, 2383746), (47, 1724412), (51, 1589164), (68, 1191873), (79, 1025916), (94, 862206), (102, 794582), (107, 757452), (141, 574804), (158, 512958), (188, 431103), (204, 397291), (214, 378726), (237, 341972), (282, 287402), (316, 256479), (321, 252484), (428, 189363), (474, 170986), (564, 143701), (642, 126242), (799, 101436), (948, 85493), (1284, 63121), (1343, 60348), (1598, 50718), (1819, 44556), (2397, 33812), (2686, 30174), (3196, 25359), (3638, 22278), (3713, 21828), (4029, 20116), (4794, 16906), (5029, 16116), (5372, 15087), (5457, 14852), (7276, 11139), (7426, 10914), (8058, 10058), (8453, 9588)]