25005145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 34151040

約数和(自身を除く): 9145895

約数列:

[1, 5, 11, 43, 55, 97, 109, 215, 473, 485, 545, 1067, 1199, 2365, 4171, 4687, 5335, 5995, 10573, 20855, 23435, 45881, 51557, 52865, 116303, 229405, 257785, 454639, 581515, 2273195, 5001029, 25005145]

約数ペア:

[(1, 25005145), (5, 5001029), (11, 2273195), (43, 581515), (55, 454639), (97, 257785), (109, 229405), (215, 116303), (473, 52865), (485, 51557), (545, 45881), (1067, 23435), (1199, 20855), (2365, 10573), (4171, 5995), (4687, 5335)]