89403080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{171929}}^1$

素因数の和:171953

約数の個数: 32

約数和(自身を含む): 216631800

約数和(自身を除く): 127228720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 171929, 343858, 687716, 859645, 1375432, 1719290, 2235077, 3438580, 4470154, 6877160, 8940308, 11175385, 17880616, 22350770, 44701540, 89403080]

約数ペア:

[(1, 89403080), (2, 44701540), (4, 22350770), (5, 17880616), (8, 11175385), (10, 8940308), (13, 6877160), (20, 4470154), (26, 3438580), (40, 2235077), (52, 1719290), (65, 1375432), (104, 859645), (130, 687716), (260, 343858), (520, 171929)]