875244080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{2539}}^1$

素因数の和:2722

約数の個数: 80

約数和(自身を含む): 2116531200

約数和(自身を除く): 1241287120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 620, 695, 1112, 1240, 1390, 2224, 2480, 2539, 2780, 4309, 5078, 5560, 8618, 10156, 11120, 12695, 17236, 20312, 21545, 25390, 34472, 40624, 43090, 50780, 68944, 78709, 86180, 101560, 157418, 172360, 203120, 314836, 344720, 352921, 393545, 629672, 705842, 787090, 1259344, 1411684, 1574180, 1764605, 2823368, 3148360, 3529210, 5646736, 6296720, 7058420, 10940551, 14116840, 21881102, 28233680, 43762204, 54702755, 87524408, 109405510, 175048816, 218811020, 437622040, 875244080]

約数ペア:

[(1, 875244080), (2, 437622040), (4, 218811020), (5, 175048816), (8, 109405510), (10, 87524408), (16, 54702755), (20, 43762204), (31, 28233680), (40, 21881102), (62, 14116840), (80, 10940551), (124, 7058420), (139, 6296720), (155, 5646736), (248, 3529210), (278, 3148360), (310, 2823368), (496, 1764605), (556, 1574180), (620, 1411684), (695, 1259344), (1112, 787090), (1240, 705842), (1390, 629672), (2224, 393545), (2480, 352921), (2539, 344720), (2780, 314836), (4309, 203120), (5078, 172360), (5560, 157418), (8618, 101560), (10156, 86180), (11120, 78709), (12695, 68944), (17236, 50780), (20312, 43090), (21545, 40624), (25390, 34472)]