405007752245

素因数分解:

$5^1\times {\mathrm{101}}^1\times {\mathrm{4091}}^1\times {\mathrm{196039}}^1$

素因数の和:200236

約数の個数: 16

約数和(自身を含む): 490943756160

約数和(自身を除く): 85936003915

約数列:

[1, 5, 101, 505, 4091, 20455, 196039, 413191, 980195, 2065955, 19799939, 98999695, 801995549, 4009977745, 81001550449, 405007752245]

約数ペア:

[(1, 405007752245), (5, 81001550449), (101, 4009977745), (505, 801995549), (4091, 98999695), (20455, 19799939), (196039, 2065955), (413191, 980195)]