2080325

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:233

約数の個数: 24

約数和(自身を含む): 2869608

約数和(自身を除く): 789283

約数列:

[1, 5, 13, 25, 37, 65, 173, 185, 325, 481, 865, 925, 2249, 2405, 4325, 6401, 11245, 12025, 32005, 56225, 83213, 160025, 416065, 2080325]

約数ペア:

[(1, 2080325), (5, 416065), (13, 160025), (25, 83213), (37, 56225), (65, 32005), (173, 12025), (185, 11245), (325, 6401), (481, 4325), (865, 2405), (925, 2249)]