71864080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47279}}^1$

素因数の和:47311

約数の個数: 40

約数和(自身を含む): 175881600

約数和(自身を除く): 104017520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 47279, 94558, 189116, 236395, 378232, 472790, 756464, 898301, 945580, 1796602, 1891160, 3593204, 3782320, 4491505, 7186408, 8983010, 14372816, 17966020, 35932040, 71864080]

約数ペア:

[(1, 71864080), (2, 35932040), (4, 17966020), (5, 14372816), (8, 8983010), (10, 7186408), (16, 4491505), (19, 3782320), (20, 3593204), (38, 1891160), (40, 1796602), (76, 945580), (80, 898301), (95, 756464), (152, 472790), (190, 378232), (304, 236395), (380, 189116), (760, 94558), (1520, 47279)]