158873669120

素因数分解:

$2^9\times 5^1\times {\mathrm{1993}}^1\times {\mathrm{31139}}^1$

素因数の和:33155

約数の個数: 80

約数和(自身を含む): 381127816080

約数和(自身を除く): 222254146960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 1993, 2560, 3986, 7972, 9965, 15944, 19930, 31139, 31888, 39860, 62278, 63776, 79720, 124556, 127552, 155695, 159440, 249112, 255104, 311390, 318880, 498224, 510208, 622780, 637760, 996448, 1020416, 1245560, 1275520, 1992896, 2491120, 2551040, 3985792, 4982240, 5102080, 7971584, 9964480, 15943168, 19928960, 39857920, 62060027, 79715840, 124120054, 248240108, 310300135, 496480216, 620600270, 992960432, 1241200540, 1985920864, 2482401080, 3971841728, 4964802160, 7943683456, 9929604320, 15887366912, 19859208640, 31774733824, 39718417280, 79436834560, 158873669120]

約数ペア:

[(1, 158873669120), (2, 79436834560), (4, 39718417280), (5, 31774733824), (8, 19859208640), (10, 15887366912), (16, 9929604320), (20, 7943683456), (32, 4964802160), (40, 3971841728), (64, 2482401080), (80, 1985920864), (128, 1241200540), (160, 992960432), (256, 620600270), (320, 496480216), (512, 310300135), (640, 248240108), (1280, 124120054), (1993, 79715840), (2560, 62060027), (3986, 39857920), (7972, 19928960), (9965, 15943168), (15944, 9964480), (19930, 7971584), (31139, 5102080), (31888, 4982240), (39860, 3985792), (62278, 2551040), (63776, 2491120), (79720, 1992896), (124556, 1275520), (127552, 1245560), (155695, 1020416), (159440, 996448), (249112, 637760), (255104, 622780), (311390, 510208), (318880, 498224)]