25758825

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 45800640

約数和(自身を除く): 20041815

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 89, 227, 255, 267, 425, 445, 681, 1135, 1275, 1335, 1513, 2225, 3405, 3859, 4539, 5675, 6675, 7565, 11577, 17025, 19295, 20203, 22695, 37825, 57885, 60609, 96475, 101015, 113475, 289425, 303045, 343451, 505075, 1030353, 1515225, 1717255, 5151765, 8586275, 25758825]

約数ペア:

[(1, 25758825), (3, 8586275), (5, 5151765), (15, 1717255), (17, 1515225), (25, 1030353), (51, 505075), (75, 343451), (85, 303045), (89, 289425), (227, 113475), (255, 101015), (267, 96475), (425, 60609), (445, 57885), (681, 37825), (1135, 22695), (1275, 20203), (1335, 19295), (1513, 17025), (2225, 11577), (3405, 7565), (3859, 6675), (4539, 5675)]