65688920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{6491}}^1$

素因数の和:6536

約数の個数: 64

約数和(自身を含む): 168272640

約数和(自身を除く): 102583720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 184, 220, 230, 253, 440, 460, 506, 920, 1012, 1265, 2024, 2530, 5060, 6491, 10120, 12982, 25964, 32455, 51928, 64910, 71401, 129820, 142802, 149293, 259640, 285604, 298586, 357005, 571208, 597172, 714010, 746465, 1194344, 1428020, 1492930, 1642223, 2856040, 2985860, 3284446, 5971720, 6568892, 8211115, 13137784, 16422230, 32844460, 65688920]

約数ペア:

[(1, 65688920), (2, 32844460), (4, 16422230), (5, 13137784), (8, 8211115), (10, 6568892), (11, 5971720), (20, 3284446), (22, 2985860), (23, 2856040), (40, 1642223), (44, 1492930), (46, 1428020), (55, 1194344), (88, 746465), (92, 714010), (110, 597172), (115, 571208), (184, 357005), (220, 298586), (230, 285604), (253, 259640), (440, 149293), (460, 142802), (506, 129820), (920, 71401), (1012, 64910), (1265, 51928), (2024, 32455), (2530, 25964), (5060, 12982), (6491, 10120)]