68409775

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9091}}^1$

素因数の和:9151

約数の個数: 24

約数和(自身を含む): 99211904

約数和(自身を除く): 30802129

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 1075, 1505, 7525, 9091, 45455, 63637, 227275, 318185, 390913, 1590925, 1954565, 2736391, 9772825, 13681955, 68409775]

約数ペア:

[(1, 68409775), (5, 13681955), (7, 9772825), (25, 2736391), (35, 1954565), (43, 1590925), (175, 390913), (215, 318185), (301, 227275), (1075, 63637), (1505, 45455), (7525, 9091)]