80802896

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{2029}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 166135200

約数和(自身を除く): 85332304

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 1048, 2029, 2096, 2489, 4058, 4978, 8116, 9956, 16232, 19912, 32464, 38551, 39824, 77102, 154204, 265799, 308408, 531598, 616816, 1063196, 2126392, 4252784, 5050181, 10100362, 20200724, 40401448, 80802896]

約数ペア:

[(1, 80802896), (2, 40401448), (4, 20200724), (8, 10100362), (16, 5050181), (19, 4252784), (38, 2126392), (76, 1063196), (131, 616816), (152, 531598), (262, 308408), (304, 265799), (524, 154204), (1048, 77102), (2029, 39824), (2096, 38551), (2489, 32464), (4058, 19912), (4978, 16232), (8116, 9956)]