20163896625

素因数分解:

$3^1\times 5^3\times {\mathrm{131}}^1\times {\mathrm{410461}}^1$

素因数の和:410610

約数の個数: 32

約数和(自身を含む): 33808934016

約数和(自身を除く): 13645037391

約数列:

[1, 3, 5, 15, 25, 75, 125, 131, 375, 393, 655, 1965, 3275, 9825, 16375, 49125, 410461, 1231383, 2052305, 6156915, 10261525, 30784575, 51307625, 53770391, 153922875, 161311173, 268851955, 806555865, 1344259775, 4032779325, 6721298875, 20163896625]

約数ペア:

[(1, 20163896625), (3, 6721298875), (5, 4032779325), (15, 1344259775), (25, 806555865), (75, 268851955), (125, 161311173), (131, 153922875), (375, 53770391), (393, 51307625), (655, 30784575), (1965, 10261525), (3275, 6156915), (9825, 2052305), (16375, 1231383), (49125, 410461)]