165797580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{212561}}^1$

素因数の和:212586

約数の個数: 48

約数和(自身を含む): 499945824

約数和(自身を除く): 334148244

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 212561, 425122, 637683, 850244, 1062805, 1275366, 2125610, 2550732, 2763293, 3188415, 4251220, 5526586, 6376830, 8289879, 11053172, 12753660, 13816465, 16579758, 27632930, 33159516, 41449395, 55265860, 82898790, 165797580]

約数ペア:

[(1, 165797580), (2, 82898790), (3, 55265860), (4, 41449395), (5, 33159516), (6, 27632930), (10, 16579758), (12, 13816465), (13, 12753660), (15, 11053172), (20, 8289879), (26, 6376830), (30, 5526586), (39, 4251220), (52, 3188415), (60, 2763293), (65, 2550732), (78, 2125610), (130, 1275366), (156, 1062805), (195, 850244), (260, 637683), (390, 425122), (780, 212561)]