81460856

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{829}}^1$

素因数の和:1079

約数の個数: 32

約数和(自身を含む): 155973600

約数和(自身を除く): 74512744

約数列:

[1, 2, 4, 8, 71, 142, 173, 284, 346, 568, 692, 829, 1384, 1658, 3316, 6632, 12283, 24566, 49132, 58859, 98264, 117718, 143417, 235436, 286834, 470872, 573668, 1147336, 10182607, 20365214, 40730428, 81460856]

約数ペア:

[(1, 81460856), (2, 40730428), (4, 20365214), (8, 10182607), (71, 1147336), (142, 573668), (173, 470872), (284, 286834), (346, 235436), (568, 143417), (692, 117718), (829, 98264), (1384, 58859), (1658, 49132), (3316, 24566), (6632, 12283)]