2045511025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{10739}}^1$

素因数の和:11169

約数の個数: 24

約数和(自身を含む): 2676837600

約数和(自身を除く): 631326575

約数列:

[1, 5, 19, 25, 95, 401, 475, 2005, 7619, 10025, 10739, 38095, 53695, 190475, 204041, 268475, 1020205, 4306339, 5101025, 21531695, 81820441, 107658475, 409102205, 2045511025]

約数ペア:

[(1, 2045511025), (5, 409102205), (19, 107658475), (25, 81820441), (95, 21531695), (401, 5101025), (475, 4306339), (2005, 1020205), (7619, 268475), (10025, 204041), (10739, 190475), (38095, 53695)]