8688397825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{353}}^1\times {\mathrm{1997}}^1$

素因数の和:2406

約数の個数: 48

約数和(自身を含む): 11840068080

約数和(自身を除く): 3151670255

約数列:

[1, 5, 17, 25, 29, 85, 145, 353, 425, 493, 725, 1765, 1997, 2465, 6001, 8825, 9985, 10237, 12325, 30005, 33949, 49925, 51185, 57913, 150025, 169745, 174029, 255925, 289565, 704941, 848725, 870145, 984521, 1447825, 3524705, 4350725, 4922605, 11983997, 17623525, 20443289, 24613025, 59919985, 102216445, 299599925, 347535913, 511082225, 1737679565, 8688397825]

約数ペア:

[(1, 8688397825), (5, 1737679565), (17, 511082225), (25, 347535913), (29, 299599925), (85, 102216445), (145, 59919985), (353, 24613025), (425, 20443289), (493, 17623525), (725, 11983997), (1765, 4922605), (1997, 4350725), (2465, 3524705), (6001, 1447825), (8825, 984521), (9985, 870145), (10237, 848725), (12325, 704941), (30005, 289565), (33949, 255925), (49925, 174029), (51185, 169745), (57913, 150025)]