321282025

素因数分解:

$5^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{5639}}^1$

素因数の和:5745

約数の個数: 24

約数和(自身を含む): 415419840

約数和(自身を除く): 94137815

約数列:

[1, 5, 25, 43, 53, 215, 265, 1075, 1325, 2279, 5639, 11395, 28195, 56975, 140975, 242477, 298867, 1212385, 1494335, 6061925, 7471675, 12851281, 64256405, 321282025]

約数ペア:

[(1, 321282025), (5, 64256405), (25, 12851281), (43, 7471675), (53, 6061925), (215, 1494335), (265, 1212385), (1075, 298867), (1325, 242477), (2279, 140975), (5639, 56975), (11395, 28195)]