195315760

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{18637}}^1$

素因数の和:18781

約数の個数: 40

約数和(自身を含む): 457600176

約数和(自身を除く): 262284416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 10480, 18637, 37274, 74548, 93185, 149096, 186370, 298192, 372740, 745480, 1490960, 2441447, 4882894, 9765788, 12207235, 19531576, 24414470, 39063152, 48828940, 97657880, 195315760]

約数ペア:

[(1, 195315760), (2, 97657880), (4, 48828940), (5, 39063152), (8, 24414470), (10, 19531576), (16, 12207235), (20, 9765788), (40, 4882894), (80, 2441447), (131, 1490960), (262, 745480), (524, 372740), (655, 298192), (1048, 186370), (1310, 149096), (2096, 93185), (2620, 74548), (5240, 37274), (10480, 18637)]