125725400

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{3191}}^1$

素因数の和:3404

約数の個数: 48

約数和(自身を含む): 293887440

約数和(自身を除く): 168162040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3191, 3940, 4925, 6382, 7880, 9850, 12764, 15955, 19700, 25528, 31910, 39400, 63820, 79775, 127640, 159550, 319100, 628627, 638200, 1257254, 2514508, 3143135, 5029016, 6286270, 12572540, 15715675, 25145080, 31431350, 62862700, 125725400]

約数ペア:

[(1, 125725400), (2, 62862700), (4, 31431350), (5, 25145080), (8, 15715675), (10, 12572540), (20, 6286270), (25, 5029016), (40, 3143135), (50, 2514508), (100, 1257254), (197, 638200), (200, 628627), (394, 319100), (788, 159550), (985, 127640), (1576, 79775), (1970, 63820), (3191, 39400), (3940, 31910), (4925, 25528), (6382, 19700), (7880, 15955), (9850, 12764)]