7620675

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 13749120

約数和(自身を除く): 6128445

約数列:

[1, 3, 5, 15, 17, 25, 43, 51, 75, 85, 129, 139, 215, 255, 417, 425, 645, 695, 731, 1075, 1275, 2085, 2193, 2363, 3225, 3475, 3655, 5977, 7089, 10425, 10965, 11815, 17931, 18275, 29885, 35445, 54825, 59075, 89655, 101609, 149425, 177225, 304827, 448275, 508045, 1524135, 2540225, 7620675]

約数ペア:

[(1, 7620675), (3, 2540225), (5, 1524135), (15, 508045), (17, 448275), (25, 304827), (43, 177225), (51, 149425), (75, 101609), (85, 89655), (129, 59075), (139, 54825), (215, 35445), (255, 29885), (417, 18275), (425, 17931), (645, 11815), (695, 10965), (731, 10425), (1075, 7089), (1275, 5977), (2085, 3655), (2193, 3475), (2363, 3225)]