71867120

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3637}}^1$

素因数の和:3682

約数の個数: 80

約数和(自身を含む): 189467040

約数和(自身を除く): 117599920

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 76, 80, 95, 104, 130, 152, 190, 208, 247, 260, 304, 380, 494, 520, 760, 988, 1040, 1235, 1520, 1976, 2470, 3637, 3952, 4940, 7274, 9880, 14548, 18185, 19760, 29096, 36370, 47281, 58192, 69103, 72740, 94562, 138206, 145480, 189124, 236405, 276412, 290960, 345515, 378248, 472810, 552824, 691030, 756496, 898339, 945620, 1105648, 1382060, 1796678, 1891240, 2764120, 3593356, 3782480, 4491695, 5528240, 7186712, 8983390, 14373424, 17966780, 35933560, 71867120]

約数ペア:

[(1, 71867120), (2, 35933560), (4, 17966780), (5, 14373424), (8, 8983390), (10, 7186712), (13, 5528240), (16, 4491695), (19, 3782480), (20, 3593356), (26, 2764120), (38, 1891240), (40, 1796678), (52, 1382060), (65, 1105648), (76, 945620), (80, 898339), (95, 756496), (104, 691030), (130, 552824), (152, 472810), (190, 378248), (208, 345515), (247, 290960), (260, 276412), (304, 236405), (380, 189124), (494, 145480), (520, 138206), (760, 94562), (988, 72740), (1040, 69103), (1235, 58192), (1520, 47281), (1976, 36370), (2470, 29096), (3637, 19760), (3952, 18185), (4940, 14548), (7274, 9880)]