838825

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 1171800

約数和(自身を除く): 332975

約数列:

[1, 5, 13, 25, 29, 65, 89, 145, 325, 377, 445, 725, 1157, 1885, 2225, 2581, 5785, 9425, 12905, 28925, 33553, 64525, 167765, 838825]

約数ペア:

[(1, 838825), (5, 167765), (13, 64525), (25, 33553), (29, 28925), (65, 12905), (89, 9425), (145, 5785), (325, 2581), (377, 2225), (445, 1885), (725, 1157)]