66898710

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{82591}}^1$

素因数の和:82610

約数の個数: 40

約数和(自身を含む): 179885376

約数和(自身を除く): 112986666

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 82591, 165182, 247773, 412955, 495546, 743319, 825910, 1238865, 1486638, 2229957, 2477730, 3716595, 4459914, 6689871, 7433190, 11149785, 13379742, 22299570, 33449355, 66898710]

約数ペア:

[(1, 66898710), (2, 33449355), (3, 22299570), (5, 13379742), (6, 11149785), (9, 7433190), (10, 6689871), (15, 4459914), (18, 3716595), (27, 2477730), (30, 2229957), (45, 1486638), (54, 1238865), (81, 825910), (90, 743319), (135, 495546), (162, 412955), (270, 247773), (405, 165182), (810, 82591)]