81722136

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1\times {\mathrm{241}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 209088000

約数和(自身を除く): 127365864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 199, 213, 241, 284, 398, 426, 482, 568, 597, 723, 796, 852, 964, 1194, 1446, 1592, 1704, 1928, 2388, 2892, 4776, 5784, 14129, 17111, 28258, 34222, 42387, 47959, 51333, 56516, 68444, 84774, 95918, 102666, 113032, 136888, 143877, 169548, 191836, 205332, 287754, 339096, 383672, 410664, 575508, 1151016, 3405089, 6810178, 10215267, 13620356, 20430534, 27240712, 40861068, 81722136]

約数ペア:

[(1, 81722136), (2, 40861068), (3, 27240712), (4, 20430534), (6, 13620356), (8, 10215267), (12, 6810178), (24, 3405089), (71, 1151016), (142, 575508), (199, 410664), (213, 383672), (241, 339096), (284, 287754), (398, 205332), (426, 191836), (482, 169548), (568, 143877), (597, 136888), (723, 113032), (796, 102666), (852, 95918), (964, 84774), (1194, 68444), (1446, 56516), (1592, 51333), (1704, 47959), (1928, 42387), (2388, 34222), (2892, 28258), (4776, 17111), (5784, 14129)]