81054675

素因数分解:

$3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3079}}^1$

素因数の和:3114

約数の個数: 60

約数和(自身を含む): 161743120

約数和(自身を除く): 80688445

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 81, 117, 135, 195, 225, 325, 351, 405, 585, 675, 975, 1053, 1755, 2025, 2925, 3079, 5265, 8775, 9237, 15395, 26325, 27711, 40027, 46185, 76975, 83133, 120081, 138555, 200135, 230925, 249399, 360243, 415665, 600405, 692775, 1000675, 1080729, 1246995, 1801215, 2078325, 3002025, 3242187, 5403645, 6234975, 9006075, 16210935, 27018225, 81054675]

約数ペア:

[(1, 81054675), (3, 27018225), (5, 16210935), (9, 9006075), (13, 6234975), (15, 5403645), (25, 3242187), (27, 3002025), (39, 2078325), (45, 1801215), (65, 1246995), (75, 1080729), (81, 1000675), (117, 692775), (135, 600405), (195, 415665), (225, 360243), (325, 249399), (351, 230925), (405, 200135), (585, 138555), (675, 120081), (975, 83133), (1053, 76975), (1755, 46185), (2025, 40027), (2925, 27711), (3079, 26325), (5265, 15395), (8775, 9237)]