81278802

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2683}}^1$

素因数の和:2725

約数の個数: 80

約数和(自身を含む): 210447072

約数和(自身を除く): 129168270

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 81, 99, 102, 153, 162, 187, 198, 297, 306, 374, 459, 561, 594, 891, 918, 1122, 1377, 1683, 1782, 2683, 2754, 3366, 5049, 5366, 8049, 10098, 15147, 16098, 24147, 29513, 30294, 45611, 48294, 59026, 72441, 88539, 91222, 136833, 144882, 177078, 217323, 265617, 273666, 410499, 434646, 501721, 531234, 796851, 820998, 1003442, 1231497, 1505163, 1593702, 2390553, 2462994, 3010326, 3694491, 4515489, 4781106, 7388982, 9030978, 13546467, 27092934, 40639401, 81278802]

約数ペア:

[(1, 81278802), (2, 40639401), (3, 27092934), (6, 13546467), (9, 9030978), (11, 7388982), (17, 4781106), (18, 4515489), (22, 3694491), (27, 3010326), (33, 2462994), (34, 2390553), (51, 1593702), (54, 1505163), (66, 1231497), (81, 1003442), (99, 820998), (102, 796851), (153, 531234), (162, 501721), (187, 434646), (198, 410499), (297, 273666), (306, 265617), (374, 217323), (459, 177078), (561, 144882), (594, 136833), (891, 91222), (918, 88539), (1122, 72441), (1377, 59026), (1683, 48294), (1782, 45611), (2683, 30294), (2754, 29513), (3366, 24147), (5049, 16098), (5366, 15147), (8049, 10098)]