31148325

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:515

約数の個数: 72

約数和(自身を含む): 62829312

約数和(自身を除く): 31680987

約数列:

[1, 3, 5, 9, 13, 15, 23, 25, 39, 45, 65, 69, 75, 115, 117, 195, 207, 225, 299, 325, 345, 463, 575, 585, 897, 975, 1035, 1389, 1495, 1725, 2315, 2691, 2925, 4167, 4485, 5175, 6019, 6945, 7475, 10649, 11575, 13455, 18057, 20835, 22425, 30095, 31947, 34725, 53245, 54171, 67275, 90285, 95841, 104175, 138437, 150475, 159735, 266225, 270855, 415311, 451425, 479205, 692185, 798675, 1245933, 1354275, 2076555, 2396025, 3460925, 6229665, 10382775, 31148325]

約数ペア:

[(1, 31148325), (3, 10382775), (5, 6229665), (9, 3460925), (13, 2396025), (15, 2076555), (23, 1354275), (25, 1245933), (39, 798675), (45, 692185), (65, 479205), (69, 451425), (75, 415311), (115, 270855), (117, 266225), (195, 159735), (207, 150475), (225, 138437), (299, 104175), (325, 95841), (345, 90285), (463, 67275), (575, 54171), (585, 53245), (897, 34725), (975, 31947), (1035, 30095), (1389, 22425), (1495, 20835), (1725, 18057), (2315, 13455), (2691, 11575), (2925, 10649), (4167, 7475), (4485, 6945), (5175, 6019)]