54321920848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{311279}}^1$

素因数の和:312139

約数の個数: 40

約数和(自身を含む): 113480236800

約数和(自身を除く): 59158315952

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 839, 1678, 3356, 6712, 10907, 13424, 21814, 43628, 87256, 174512, 311279, 622558, 1245116, 2490232, 4046627, 4980464, 8093254, 16186508, 32373016, 64746032, 261163081, 522326162, 1044652324, 2089304648, 3395120053, 4178609296, 6790240106, 13580480212, 27160960424, 54321920848]

約数ペア:

[(1, 54321920848), (2, 27160960424), (4, 13580480212), (8, 6790240106), (13, 4178609296), (16, 3395120053), (26, 2089304648), (52, 1044652324), (104, 522326162), (208, 261163081), (839, 64746032), (1678, 32373016), (3356, 16186508), (6712, 8093254), (10907, 4980464), (13424, 4046627), (21814, 2490232), (43628, 1245116), (87256, 622558), (174512, 311279)]