68981744

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:394

約数の個数: 60

約数和(自身を含む): 146771856

約数和(自身を除く): 77790112

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 169, 194, 208, 263, 338, 388, 526, 676, 776, 1052, 1261, 1352, 1552, 2104, 2522, 2704, 3419, 4208, 5044, 6838, 10088, 13676, 16393, 20176, 25511, 27352, 32786, 44447, 51022, 54704, 65572, 88894, 102044, 131144, 177788, 204088, 262288, 331643, 355576, 408176, 663286, 711152, 1326572, 2653144, 4311359, 5306288, 8622718, 17245436, 34490872, 68981744]

約数ペア:

[(1, 68981744), (2, 34490872), (4, 17245436), (8, 8622718), (13, 5306288), (16, 4311359), (26, 2653144), (52, 1326572), (97, 711152), (104, 663286), (169, 408176), (194, 355576), (208, 331643), (263, 262288), (338, 204088), (388, 177788), (526, 131144), (676, 102044), (776, 88894), (1052, 65572), (1261, 54704), (1352, 51022), (1552, 44447), (2104, 32786), (2522, 27352), (2704, 25511), (3419, 20176), (4208, 16393), (5044, 13676), (6838, 10088)]