80654313920

素因数分解:

$2^6\times 5^1\times {\mathrm{719}}^1\times {\mathrm{350549}}^1$

素因数の和:351285

約数の個数: 56

約数和(自身を含む): 192325752000

約数和(自身を除く): 111671438080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 719, 1438, 2876, 3595, 5752, 7190, 11504, 14380, 23008, 28760, 46016, 57520, 115040, 230080, 350549, 701098, 1402196, 1752745, 2804392, 3505490, 5608784, 7010980, 11217568, 14021960, 22435136, 28043920, 56087840, 112175680, 252044731, 504089462, 1008178924, 1260223655, 2016357848, 2520447310, 4032715696, 5040894620, 8065431392, 10081789240, 16130862784, 20163578480, 40327156960, 80654313920]

約数ペア:

[(1, 80654313920), (2, 40327156960), (4, 20163578480), (5, 16130862784), (8, 10081789240), (10, 8065431392), (16, 5040894620), (20, 4032715696), (32, 2520447310), (40, 2016357848), (64, 1260223655), (80, 1008178924), (160, 504089462), (320, 252044731), (719, 112175680), (1438, 56087840), (2876, 28043920), (3595, 22435136), (5752, 14021960), (7190, 11217568), (11504, 7010980), (14380, 5608784), (23008, 3505490), (28760, 2804392), (46016, 1752745), (57520, 1402196), (115040, 701098), (230080, 350549)]