28976750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:326

約数の個数: 64

約数和(自身を含む): 60854976

約数和(自身を除く): 31878226

約数列:

[1, 2, 5, 10, 11, 22, 25, 41, 50, 55, 82, 110, 125, 205, 250, 257, 275, 410, 451, 514, 550, 902, 1025, 1285, 1375, 2050, 2255, 2570, 2750, 2827, 4510, 5125, 5654, 6425, 10250, 10537, 11275, 12850, 14135, 21074, 22550, 28270, 32125, 52685, 56375, 64250, 70675, 105370, 112750, 115907, 141350, 231814, 263425, 353375, 526850, 579535, 706750, 1159070, 1317125, 2634250, 2897675, 5795350, 14488375, 28976750]

約数ペア:

[(1, 28976750), (2, 14488375), (5, 5795350), (10, 2897675), (11, 2634250), (22, 1317125), (25, 1159070), (41, 706750), (50, 579535), (55, 526850), (82, 353375), (110, 263425), (125, 231814), (205, 141350), (250, 115907), (257, 112750), (275, 105370), (410, 70675), (451, 64250), (514, 56375), (550, 52685), (902, 32125), (1025, 28270), (1285, 22550), (1375, 21074), (2050, 14135), (2255, 12850), (2570, 11275), (2750, 10537), (2827, 10250), (4510, 6425), (5125, 5654)]