54287480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{104399}}^1$

素因数の和:104423

約数の個数: 32

約数和(自身を含む): 131544000

約数和(自身を除く): 77256520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 104399, 208798, 417596, 521995, 835192, 1043990, 1357187, 2087980, 2714374, 4175960, 5428748, 6785935, 10857496, 13571870, 27143740, 54287480]

約数ペア:

[(1, 54287480), (2, 27143740), (4, 13571870), (5, 10857496), (8, 6785935), (10, 5428748), (13, 4175960), (20, 2714374), (26, 2087980), (40, 1357187), (52, 1043990), (65, 835192), (104, 521995), (130, 417596), (260, 208798), (520, 104399)]