81841672

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 178770240

約数和(自身を除く): 96928568

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 227, 241, 374, 454, 482, 748, 908, 964, 1496, 1816, 1928, 2497, 2651, 3859, 4097, 4994, 5302, 7718, 8194, 9988, 10604, 15436, 16388, 19976, 21208, 30872, 32776, 42449, 45067, 54707, 84898, 90134, 109414, 169796, 180268, 218828, 339592, 360536, 437656, 601777, 930019, 1203554, 1860038, 2407108, 3720076, 4814216, 7440152, 10230209, 20460418, 40920836, 81841672]

約数ペア:

[(1, 81841672), (2, 40920836), (4, 20460418), (8, 10230209), (11, 7440152), (17, 4814216), (22, 3720076), (34, 2407108), (44, 1860038), (68, 1203554), (88, 930019), (136, 601777), (187, 437656), (227, 360536), (241, 339592), (374, 218828), (454, 180268), (482, 169796), (748, 109414), (908, 90134), (964, 84898), (1496, 54707), (1816, 45067), (1928, 42449), (2497, 32776), (2651, 30872), (3859, 21208), (4097, 19976), (4994, 16388), (5302, 15436), (7718, 10604), (8194, 9988)]