90775880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{174569}}^1$

素因数の和:174593

約数の個数: 32

約数和(自身を含む): 219958200

約数和(自身を除く): 129182320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 174569, 349138, 698276, 872845, 1396552, 1745690, 2269397, 3491380, 4538794, 6982760, 9077588, 11346985, 18155176, 22693970, 45387940, 90775880]

約数ペア:

[(1, 90775880), (2, 45387940), (4, 22693970), (5, 18155176), (8, 11346985), (10, 9077588), (13, 6982760), (20, 4538794), (26, 3491380), (40, 2269397), (52, 1745690), (65, 1396552), (104, 872845), (130, 698276), (260, 349138), (520, 174569)]