186764080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 445471488

約数和(自身を除く): 258707408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 131, 142, 251, 262, 284, 355, 502, 524, 568, 655, 710, 1004, 1048, 1136, 1255, 1310, 1420, 2008, 2096, 2510, 2620, 2840, 4016, 5020, 5240, 5680, 9301, 10040, 10480, 17821, 18602, 20080, 32881, 35642, 37204, 46505, 65762, 71284, 74408, 89105, 93010, 131524, 142568, 148816, 164405, 178210, 186020, 263048, 285136, 328810, 356420, 372040, 526096, 657620, 712840, 744080, 1315240, 1425680, 2334551, 2630480, 4669102, 9338204, 11672755, 18676408, 23345510, 37352816, 46691020, 93382040, 186764080]

約数ペア:

[(1, 186764080), (2, 93382040), (4, 46691020), (5, 37352816), (8, 23345510), (10, 18676408), (16, 11672755), (20, 9338204), (40, 4669102), (71, 2630480), (80, 2334551), (131, 1425680), (142, 1315240), (251, 744080), (262, 712840), (284, 657620), (355, 526096), (502, 372040), (524, 356420), (568, 328810), (655, 285136), (710, 263048), (1004, 186020), (1048, 178210), (1136, 164405), (1255, 148816), (1310, 142568), (1420, 131524), (2008, 93010), (2096, 89105), (2510, 74408), (2620, 71284), (2840, 65762), (4016, 46505), (5020, 37204), (5240, 35642), (5680, 32881), (9301, 20080), (10040, 18602), (10480, 17821)]