81896672

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1627}}^1$

素因数の和:1672

約数の個数: 72

約数和(自身を含む): 190974168

約数和(自身を除く): 109077496

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 121, 143, 176, 208, 242, 286, 352, 416, 484, 572, 968, 1144, 1573, 1627, 1936, 2288, 3146, 3254, 3872, 4576, 6292, 6508, 12584, 13016, 17897, 21151, 25168, 26032, 35794, 42302, 50336, 52064, 71588, 84604, 143176, 169208, 196867, 232661, 286352, 338416, 393734, 465322, 572704, 676832, 787468, 930644, 1574936, 1861288, 2559271, 3149872, 3722576, 5118542, 6299744, 7445152, 10237084, 20474168, 40948336, 81896672]

約数ペア:

[(1, 81896672), (2, 40948336), (4, 20474168), (8, 10237084), (11, 7445152), (13, 6299744), (16, 5118542), (22, 3722576), (26, 3149872), (32, 2559271), (44, 1861288), (52, 1574936), (88, 930644), (104, 787468), (121, 676832), (143, 572704), (176, 465322), (208, 393734), (242, 338416), (286, 286352), (352, 232661), (416, 196867), (484, 169208), (572, 143176), (968, 84604), (1144, 71588), (1573, 52064), (1627, 50336), (1936, 42302), (2288, 35794), (3146, 26032), (3254, 25168), (3872, 21151), (4576, 17897), (6292, 13016), (6508, 12584)]