191145160

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:526

約数の個数: 64

約数和(自身を含む): 437944320

約数和(自身を除く): 246799160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 191, 197, 254, 382, 394, 508, 635, 764, 788, 955, 985, 1016, 1270, 1528, 1576, 1910, 1970, 2540, 3820, 3940, 5080, 7640, 7880, 24257, 25019, 37627, 48514, 50038, 75254, 97028, 100076, 121285, 125095, 150508, 188135, 194056, 200152, 242570, 250190, 301016, 376270, 485140, 500380, 752540, 970280, 1000760, 1505080, 4778629, 9557258, 19114516, 23893145, 38229032, 47786290, 95572580, 191145160]

約数ペア:

[(1, 191145160), (2, 95572580), (4, 47786290), (5, 38229032), (8, 23893145), (10, 19114516), (20, 9557258), (40, 4778629), (127, 1505080), (191, 1000760), (197, 970280), (254, 752540), (382, 500380), (394, 485140), (508, 376270), (635, 301016), (764, 250190), (788, 242570), (955, 200152), (985, 194056), (1016, 188135), (1270, 150508), (1528, 125095), (1576, 121285), (1910, 100076), (1970, 97028), (2540, 75254), (3820, 50038), (3940, 48514), (5080, 37627), (7640, 25019), (7880, 24257)]