208037570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1\times {\mathrm{2081}}^1$

素因数の和:2870

約数の個数: 32

約数和(自身を含む): 403991280

約数和(自身を除く): 195953710

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 769, 1538, 2081, 3845, 4162, 7690, 9997, 10405, 19994, 20810, 27053, 49985, 54106, 99970, 135265, 270530, 1600289, 3200578, 8001445, 16002890, 20803757, 41607514, 104018785, 208037570]

約数ペア:

[(1, 208037570), (2, 104018785), (5, 41607514), (10, 20803757), (13, 16002890), (26, 8001445), (65, 3200578), (130, 1600289), (769, 270530), (1538, 135265), (2081, 99970), (3845, 54106), (4162, 49985), (7690, 27053), (9997, 20810), (10405, 19994)]