91591760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{88069}}^1$

素因数の和:88095

約数の個数: 40

約数和(自身を含む): 229334280

約数和(自身を除く): 137742520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 88069, 176138, 352276, 440345, 704552, 880690, 1144897, 1409104, 1761380, 2289794, 3522760, 4579588, 5724485, 7045520, 9159176, 11448970, 18318352, 22897940, 45795880, 91591760]

約数ペア:

[(1, 91591760), (2, 45795880), (4, 22897940), (5, 18318352), (8, 11448970), (10, 9159176), (13, 7045520), (16, 5724485), (20, 4579588), (26, 3522760), (40, 2289794), (52, 1761380), (65, 1409104), (80, 1144897), (104, 880690), (130, 704552), (208, 440345), (260, 352276), (520, 176138), (1040, 88069)]