72780928

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{51691}}^1$

素因数の和:51716

約数の個数: 32

約数和(自身を含む): 158177520

約数和(自身を除く): 85396592

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 128, 176, 352, 704, 1408, 51691, 103382, 206764, 413528, 568601, 827056, 1137202, 1654112, 2274404, 3308224, 4548808, 6616448, 9097616, 18195232, 36390464, 72780928]

約数ペア:

[(1, 72780928), (2, 36390464), (4, 18195232), (8, 9097616), (11, 6616448), (16, 4548808), (22, 3308224), (32, 2274404), (44, 1654112), (64, 1137202), (88, 827056), (128, 568601), (176, 413528), (352, 206764), (704, 103382), (1408, 51691)]