84380425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{443}}^1$

素因数の和:873

約数の個数: 24

約数和(自身を含む): 110662560

約数和(自身を除く): 26282135

約数列:

[1, 5, 19, 25, 95, 401, 443, 475, 2005, 2215, 7619, 8417, 10025, 11075, 38095, 42085, 177643, 190475, 210425, 888215, 3375217, 4441075, 16876085, 84380425]

約数ペア:

[(1, 84380425), (5, 16876085), (19, 4441075), (25, 3375217), (95, 888215), (401, 210425), (443, 190475), (475, 177643), (2005, 42085), (2215, 38095), (7619, 11075), (8417, 10025)]