54247725

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 120

約数和(自身を含む): 118831680

約数和(自身を除く): 64583955

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 43, 45, 63, 75, 81, 89, 105, 129, 135, 175, 189, 215, 225, 267, 301, 315, 387, 405, 445, 525, 567, 623, 645, 675, 801, 903, 945, 1075, 1161, 1335, 1505, 1575, 1869, 1935, 2025, 2225, 2403, 2709, 2835, 3115, 3225, 3483, 3827, 4005, 4515, 4725, 5607, 5805, 6675, 7209, 7525, 8127, 9345, 9675, 11481, 12015, 13545, 14175, 15575, 16821, 17415, 19135, 20025, 22575, 24381, 26789, 28035, 29025, 34443, 36045, 40635, 46725, 50463, 57405, 60075, 67725, 80367, 84105, 87075, 95675, 103329, 121905, 133945, 140175, 172215, 180225, 203175, 241101, 252315, 287025, 309987, 401835, 420525, 516645, 609525, 669725, 723303, 861075, 1205505, 1261575, 1549935, 2009175, 2169909, 2583225, 3616515, 6027525, 7749675, 10849545, 18082575, 54247725]

約数ペア:

[(1, 54247725), (3, 18082575), (5, 10849545), (7, 7749675), (9, 6027525), (15, 3616515), (21, 2583225), (25, 2169909), (27, 2009175), (35, 1549935), (43, 1261575), (45, 1205505), (63, 861075), (75, 723303), (81, 669725), (89, 609525), (105, 516645), (129, 420525), (135, 401835), (175, 309987), (189, 287025), (215, 252315), (225, 241101), (267, 203175), (301, 180225), (315, 172215), (387, 140175), (405, 133945), (445, 121905), (525, 103329), (567, 95675), (623, 87075), (645, 84105), (675, 80367), (801, 67725), (903, 60075), (945, 57405), (1075, 50463), (1161, 46725), (1335, 40635), (1505, 36045), (1575, 34443), (1869, 29025), (1935, 28035), (2025, 26789), (2225, 24381), (2403, 22575), (2709, 20025), (2835, 19135), (3115, 17415), (3225, 16821), (3483, 15575), (3827, 14175), (4005, 13545), (4515, 12015), (4725, 11481), (5607, 9675), (5805, 9345), (6675, 8127), (7209, 7525)]