5213800

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{199}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 12276000

約数和(自身を除く): 7062200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 199, 200, 262, 398, 524, 655, 796, 995, 1048, 1310, 1592, 1990, 2620, 3275, 3980, 4975, 5240, 6550, 7960, 9950, 13100, 19900, 26069, 26200, 39800, 52138, 104276, 130345, 208552, 260690, 521380, 651725, 1042760, 1303450, 2606900, 5213800]

約数ペア:

[(1, 5213800), (2, 2606900), (4, 1303450), (5, 1042760), (8, 651725), (10, 521380), (20, 260690), (25, 208552), (40, 130345), (50, 104276), (100, 52138), (131, 39800), (199, 26200), (200, 26069), (262, 19900), (398, 13100), (524, 9950), (655, 7960), (796, 6550), (995, 5240), (1048, 4975), (1310, 3980), (1592, 3275), (1990, 2620)]