317521825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1667}}^1$

素因数の和:2097

約数の個数: 24

約数和(自身を含む): 415732320

約数和(自身を除く): 98210495

約数列:

[1, 5, 19, 25, 95, 401, 475, 1667, 2005, 7619, 8335, 10025, 31673, 38095, 41675, 158365, 190475, 668467, 791825, 3342335, 12700873, 16711675, 63504365, 317521825]

約数ペア:

[(1, 317521825), (5, 63504365), (19, 16711675), (25, 12700873), (95, 3342335), (401, 791825), (475, 668467), (1667, 190475), (2005, 158365), (7619, 41675), (8335, 38095), (10025, 31673)]