1282891825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{26713}}^1$

素因数の和:26853

約数の個数: 24

約数和(自身を含む): 1699330968

約数和(自身を除く): 416439143

約数列:

[1, 5, 17, 25, 85, 113, 425, 565, 1921, 2825, 9605, 26713, 48025, 133565, 454121, 667825, 2270605, 3018569, 11353025, 15092845, 51315673, 75464225, 256578365, 1282891825]

約数ペア:

[(1, 1282891825), (5, 256578365), (17, 75464225), (25, 51315673), (85, 15092845), (113, 11353025), (425, 3018569), (565, 2270605), (1921, 667825), (2825, 454121), (9605, 133565), (26713, 48025)]