7725225

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 13874112

約数和(自身を除く): 6148887

約数列:

[1, 3, 5, 15, 17, 25, 51, 73, 75, 83, 85, 219, 249, 255, 365, 415, 425, 1095, 1241, 1245, 1275, 1411, 1825, 2075, 3723, 4233, 5475, 6059, 6205, 6225, 7055, 18177, 18615, 21165, 30295, 31025, 35275, 90885, 93075, 103003, 105825, 151475, 309009, 454425, 515015, 1545045, 2575075, 7725225]

約数ペア:

[(1, 7725225), (3, 2575075), (5, 1545045), (15, 515015), (17, 454425), (25, 309009), (51, 151475), (73, 105825), (75, 103003), (83, 93075), (85, 90885), (219, 35275), (249, 31025), (255, 30295), (365, 21165), (415, 18615), (425, 18177), (1095, 7055), (1241, 6225), (1245, 6205), (1275, 6059), (1411, 5475), (1825, 4233), (2075, 3723)]