71390644

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{661}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 141170176

約数和(自身を除く): 69779532

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 268, 403, 661, 806, 871, 1322, 1612, 1742, 2077, 2644, 3484, 4154, 8308, 8593, 17186, 20491, 27001, 34372, 40982, 44287, 54002, 81964, 88574, 108004, 177148, 266383, 532766, 575731, 1065532, 1151462, 1372897, 2302924, 2745794, 5491588, 17847661, 35695322, 71390644]

約数ペア:

[(1, 71390644), (2, 35695322), (4, 17847661), (13, 5491588), (26, 2745794), (31, 2302924), (52, 1372897), (62, 1151462), (67, 1065532), (124, 575731), (134, 532766), (268, 266383), (403, 177148), (661, 108004), (806, 88574), (871, 81964), (1322, 54002), (1612, 44287), (1742, 40982), (2077, 34372), (2644, 27001), (3484, 20491), (4154, 17186), (8308, 8593)]