78071884

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 153812736

約数和(自身を除く): 75740852

約数列:

[1, 2, 4, 11, 22, 44, 67, 71, 134, 142, 268, 284, 373, 737, 746, 781, 1474, 1492, 1562, 2948, 3124, 4103, 4757, 8206, 9514, 16412, 19028, 24991, 26483, 49982, 52327, 52966, 99964, 104654, 105932, 209308, 274901, 291313, 549802, 582626, 1099604, 1165252, 1774361, 3548722, 7097444, 19517971, 39035942, 78071884]

約数ペア:

[(1, 78071884), (2, 39035942), (4, 19517971), (11, 7097444), (22, 3548722), (44, 1774361), (67, 1165252), (71, 1099604), (134, 582626), (142, 549802), (268, 291313), (284, 274901), (373, 209308), (737, 105932), (746, 104654), (781, 99964), (1474, 52966), (1492, 52327), (1562, 49982), (2948, 26483), (3124, 24991), (4103, 19028), (4757, 16412), (8206, 9514)]