168633140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{5107}}^1$

素因数の和:5256

約数の個数: 48

約数和(自身を含む): 384448512

約数和(自身を除く): 215815372

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 508, 635, 1270, 1651, 2540, 3302, 5107, 6604, 8255, 10214, 16510, 20428, 25535, 33020, 51070, 66391, 102140, 132782, 265564, 331955, 648589, 663910, 1297178, 1327820, 2594356, 3242945, 6485890, 8431657, 12971780, 16863314, 33726628, 42158285, 84316570, 168633140]

約数ペア:

[(1, 168633140), (2, 84316570), (4, 42158285), (5, 33726628), (10, 16863314), (13, 12971780), (20, 8431657), (26, 6485890), (52, 3242945), (65, 2594356), (127, 1327820), (130, 1297178), (254, 663910), (260, 648589), (508, 331955), (635, 265564), (1270, 132782), (1651, 102140), (2540, 66391), (3302, 51070), (5107, 33020), (6604, 25535), (8255, 20428), (10214, 16510)]