25538995

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2102

約数の個数: 16

約数和(自身を含む): 32076000

約数和(自身を除く): 6537005

約数列:

[1, 5, 29, 89, 145, 445, 1979, 2581, 9895, 12905, 57391, 176131, 286955, 880655, 5107799, 25538995]

約数ペア:

[(1, 25538995), (5, 5107799), (29, 880655), (89, 286955), (145, 176131), (445, 57391), (1979, 12905), (2581, 9895)]