66915184

素因数分解:

$2^4\times 7^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:255

約数の個数: 80

約数和(自身を含む): 154008000

約数和(自身を除く): 87092816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 89, 98, 112, 137, 178, 196, 274, 343, 356, 392, 548, 623, 686, 712, 784, 959, 1096, 1246, 1372, 1424, 1918, 2192, 2492, 2744, 3836, 4361, 4984, 5488, 6713, 7672, 8722, 9968, 12193, 13426, 15344, 17444, 24386, 26852, 30527, 34888, 46991, 48772, 53704, 61054, 69776, 85351, 93982, 97544, 107408, 122108, 170702, 187964, 195088, 244216, 341404, 375928, 488432, 597457, 682808, 751856, 1194914, 1365616, 2389828, 4182199, 4779656, 8364398, 9559312, 16728796, 33457592, 66915184]

約数ペア:

[(1, 66915184), (2, 33457592), (4, 16728796), (7, 9559312), (8, 8364398), (14, 4779656), (16, 4182199), (28, 2389828), (49, 1365616), (56, 1194914), (89, 751856), (98, 682808), (112, 597457), (137, 488432), (178, 375928), (196, 341404), (274, 244216), (343, 195088), (356, 187964), (392, 170702), (548, 122108), (623, 107408), (686, 97544), (712, 93982), (784, 85351), (959, 69776), (1096, 61054), (1246, 53704), (1372, 48772), (1424, 46991), (1918, 34888), (2192, 30527), (2492, 26852), (2744, 24386), (3836, 17444), (4361, 15344), (4984, 13426), (5488, 12193), (6713, 9968), (7672, 8722)]