142735825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 199741680

約数和(自身を除く): 57005855

約数列:

[1, 5, 17, 25, 29, 37, 85, 145, 185, 313, 425, 493, 629, 725, 925, 1073, 1565, 2465, 3145, 5321, 5365, 7825, 9077, 11581, 12325, 15725, 18241, 26605, 26825, 45385, 57905, 91205, 133025, 154309, 196877, 226925, 289525, 335849, 456025, 771545, 984385, 1679245, 3857725, 4921925, 5709433, 8396225, 28547165, 142735825]

約数ペア:

[(1, 142735825), (5, 28547165), (17, 8396225), (25, 5709433), (29, 4921925), (37, 3857725), (85, 1679245), (145, 984385), (185, 771545), (313, 456025), (425, 335849), (493, 289525), (629, 226925), (725, 196877), (925, 154309), (1073, 133025), (1565, 91205), (2465, 57905), (3145, 45385), (5321, 26825), (5365, 26605), (7825, 18241), (9077, 15725), (11581, 12325)]