38870825

素因数分解:

$5^2\times 7^1\times {\mathrm{389}}^1\times {\mathrm{571}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 55323840

約数和(自身を除く): 16453015

約数列:

[1, 5, 7, 25, 35, 175, 389, 571, 1945, 2723, 2855, 3997, 9725, 13615, 14275, 19985, 68075, 99925, 222119, 1110595, 1554833, 5552975, 7774165, 38870825]

約数ペア:

[(1, 38870825), (5, 7774165), (7, 5552975), (25, 1554833), (35, 1110595), (175, 222119), (389, 99925), (571, 68075), (1945, 19985), (2723, 14275), (2855, 13615), (3997, 9725)]