66658816

素因数分解:

$2^9\times 7^2\times {\mathrm{2657}}^1$

素因数の和:2689

約数の個数: 60

約数和(自身を含む): 154990638

約数和(自身を除く): 88331822

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1568, 1792, 2657, 3136, 3584, 5314, 6272, 10628, 12544, 18599, 21256, 25088, 37198, 42512, 74396, 85024, 130193, 148792, 170048, 260386, 297584, 340096, 520772, 595168, 680192, 1041544, 1190336, 1360384, 2083088, 2380672, 4166176, 4761344, 8332352, 9522688, 16664704, 33329408, 66658816]

約数ペア:

[(1, 66658816), (2, 33329408), (4, 16664704), (7, 9522688), (8, 8332352), (14, 4761344), (16, 4166176), (28, 2380672), (32, 2083088), (49, 1360384), (56, 1190336), (64, 1041544), (98, 680192), (112, 595168), (128, 520772), (196, 340096), (224, 297584), (256, 260386), (392, 170048), (448, 148792), (512, 130193), (784, 85024), (896, 74396), (1568, 42512), (1792, 37198), (2657, 25088), (3136, 21256), (3584, 18599), (5314, 12544), (6272, 10628)]