68990464

素因数分解:

$2^9\times {\mathrm{127}}^1\times {\mathrm{1061}}^1$

素因数の和:1206

約数の個数: 40

約数和(自身を含む): 139062528

約数和(自身を除く): 70072064

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 508, 512, 1016, 1061, 2032, 2122, 4064, 4244, 8128, 8488, 16256, 16976, 32512, 33952, 65024, 67904, 134747, 135808, 269494, 271616, 538988, 543232, 1077976, 2155952, 4311904, 8623808, 17247616, 34495232, 68990464]

約数ペア:

[(1, 68990464), (2, 34495232), (4, 17247616), (8, 8623808), (16, 4311904), (32, 2155952), (64, 1077976), (127, 543232), (128, 538988), (254, 271616), (256, 269494), (508, 135808), (512, 134747), (1016, 67904), (1061, 65024), (2032, 33952), (2122, 32512), (4064, 16976), (4244, 16256), (8128, 8488)]