64457025

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{45233}}^1$

素因数の和:45265

約数の個数: 24

約数和(自身を含む): 112180320

約数和(自身を除く): 47723295

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 475, 1425, 45233, 135699, 226165, 678495, 859427, 1130825, 2578281, 3392475, 4297135, 12891405, 21485675, 64457025]

約数ペア:

[(1, 64457025), (3, 21485675), (5, 12891405), (15, 4297135), (19, 3392475), (25, 2578281), (57, 1130825), (75, 859427), (95, 678495), (285, 226165), (475, 135699), (1425, 45233)]