78214868

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{6907}}^1$

素因数の和:7079

約数の個数: 24

約数和(自身を含む): 145068000

約数和(自身を除く): 66853132

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 2831, 5662, 6907, 11324, 13814, 27628, 131233, 262466, 524932, 1029143, 2058286, 4116572, 19553717, 39107434, 78214868]

約数ペア:

[(1, 78214868), (2, 39107434), (4, 19553717), (19, 4116572), (38, 2058286), (76, 1029143), (149, 524932), (298, 262466), (596, 131233), (2831, 27628), (5662, 13814), (6907, 11324)]