8973425

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 11662200

約数和(自身を除く): 2688775

約数列:

[1, 5, 25, 37, 89, 109, 185, 445, 545, 925, 2225, 2725, 3293, 4033, 9701, 16465, 20165, 48505, 82325, 100825, 242525, 358937, 1794685, 8973425]

約数ペア:

[(1, 8973425), (5, 1794685), (25, 358937), (37, 242525), (89, 100825), (109, 82325), (185, 48505), (445, 20165), (545, 16465), (925, 9701), (2225, 4033), (2725, 3293)]