49486400

素因数分解:

$2^6\times 5^2\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:376

約数の個数: 84

約数和(自身を含む): 123165108

約数和(自身を除く): 73678708

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 157, 160, 197, 200, 314, 320, 394, 400, 628, 785, 788, 800, 985, 1256, 1570, 1576, 1600, 1970, 2512, 3140, 3152, 3925, 3940, 4925, 5024, 6280, 6304, 7850, 7880, 9850, 10048, 12560, 12608, 15700, 15760, 19700, 25120, 30929, 31400, 31520, 39400, 50240, 61858, 62800, 63040, 78800, 123716, 125600, 154645, 157600, 247432, 251200, 309290, 315200, 494864, 618580, 773225, 989728, 1237160, 1546450, 1979456, 2474320, 3092900, 4948640, 6185800, 9897280, 12371600, 24743200, 49486400]

約数ペア:

[(1, 49486400), (2, 24743200), (4, 12371600), (5, 9897280), (8, 6185800), (10, 4948640), (16, 3092900), (20, 2474320), (25, 1979456), (32, 1546450), (40, 1237160), (50, 989728), (64, 773225), (80, 618580), (100, 494864), (157, 315200), (160, 309290), (197, 251200), (200, 247432), (314, 157600), (320, 154645), (394, 125600), (400, 123716), (628, 78800), (785, 63040), (788, 62800), (800, 61858), (985, 50240), (1256, 39400), (1570, 31520), (1576, 31400), (1600, 30929), (1970, 25120), (2512, 19700), (3140, 15760), (3152, 15700), (3925, 12608), (3940, 12560), (4925, 10048), (5024, 9850), (6280, 7880), (6304, 7850)]