28635565

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 48

約数和(自身を含む): 44208000

約数和(自身を除く): 15572435

約数列:

[1, 5, 7, 17, 19, 35, 85, 95, 119, 133, 149, 289, 323, 595, 665, 745, 1043, 1445, 1615, 2023, 2261, 2533, 2831, 5215, 5491, 10115, 11305, 12665, 14155, 17731, 19817, 27455, 38437, 43061, 48127, 88655, 99085, 192185, 215305, 240635, 301427, 336889, 818159, 1507135, 1684445, 4090795, 5727113, 28635565]

約数ペア:

[(1, 28635565), (5, 5727113), (7, 4090795), (17, 1684445), (19, 1507135), (35, 818159), (85, 336889), (95, 301427), (119, 240635), (133, 215305), (149, 192185), (289, 99085), (323, 88655), (595, 48127), (665, 43061), (745, 38437), (1043, 27455), (1445, 19817), (1615, 17731), (2023, 14155), (2261, 12665), (2533, 11305), (2831, 10115), (5215, 5491)]