80243325

素因数分解:

$3^3\times 5^2\times {\mathrm{53}}^1\times {\mathrm{2243}}^1$

素因数の和:2315

約数の個数: 48

約数和(自身を含む): 150258240

約数和(自身を除く): 70014915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 135, 159, 225, 265, 477, 675, 795, 1325, 1431, 2243, 2385, 3975, 6729, 7155, 11215, 11925, 20187, 33645, 35775, 56075, 60561, 100935, 118879, 168225, 302805, 356637, 504675, 594395, 1069911, 1514025, 1783185, 2971975, 3209733, 5349555, 8915925, 16048665, 26747775, 80243325]

約数ペア:

[(1, 80243325), (3, 26747775), (5, 16048665), (9, 8915925), (15, 5349555), (25, 3209733), (27, 2971975), (45, 1783185), (53, 1514025), (75, 1069911), (135, 594395), (159, 504675), (225, 356637), (265, 302805), (477, 168225), (675, 118879), (795, 100935), (1325, 60561), (1431, 56075), (2243, 35775), (2385, 33645), (3975, 20187), (6729, 11925), (7155, 11215)]