77654144560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{94433}}^1$

素因数の和:95006

約数の個数: 80

約数和(自身を含む): 190401608160

約数和(自身を除く): 112747463600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 541, 760, 1082, 1520, 2164, 2705, 4328, 5410, 8656, 10279, 10820, 20558, 21640, 41116, 43280, 51395, 82232, 94433, 102790, 164464, 188866, 205580, 377732, 411160, 472165, 755464, 822320, 944330, 1510928, 1794227, 1888660, 3588454, 3777320, 7176908, 7554640, 8971135, 14353816, 17942270, 28707632, 35884540, 51088253, 71769080, 102176506, 143538160, 204353012, 255441265, 408706024, 510882530, 817412048, 970676807, 1021765060, 1941353614, 2043530120, 3882707228, 4087060240, 4853384035, 7765414456, 9706768070, 15530828912, 19413536140, 38827072280, 77654144560]

約数ペア:

[(1, 77654144560), (2, 38827072280), (4, 19413536140), (5, 15530828912), (8, 9706768070), (10, 7765414456), (16, 4853384035), (19, 4087060240), (20, 3882707228), (38, 2043530120), (40, 1941353614), (76, 1021765060), (80, 970676807), (95, 817412048), (152, 510882530), (190, 408706024), (304, 255441265), (380, 204353012), (541, 143538160), (760, 102176506), (1082, 71769080), (1520, 51088253), (2164, 35884540), (2705, 28707632), (4328, 17942270), (5410, 14353816), (8656, 8971135), (10279, 7554640), (10820, 7176908), (20558, 3777320), (21640, 3588454), (41116, 1888660), (43280, 1794227), (51395, 1510928), (82232, 944330), (94433, 822320), (102790, 755464), (164464, 472165), (188866, 411160), (205580, 377732)]