249625535

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{419}}^1$

素因数の和:647

約数の個数: 32

約数和(自身を含む): 327317760

約数和(自身を除く): 77692225

約数列:

[1, 5, 17, 43, 85, 163, 215, 419, 731, 815, 2095, 2771, 3655, 7009, 7123, 13855, 18017, 35045, 35615, 68297, 90085, 119153, 306289, 341485, 595765, 1161049, 1531445, 2936771, 5805245, 14683855, 49925107, 249625535]

約数ペア:

[(1, 249625535), (5, 49925107), (17, 14683855), (43, 5805245), (85, 2936771), (163, 1531445), (215, 1161049), (419, 595765), (731, 341485), (815, 306289), (2095, 119153), (2771, 90085), (3655, 68297), (7009, 35615), (7123, 35045), (13855, 18017)]