49746020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 108864000

約数和(自身を除く): 59117980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 199, 290, 398, 431, 580, 796, 862, 995, 1724, 1990, 2155, 3980, 4310, 5771, 8620, 11542, 12499, 23084, 24998, 28855, 49996, 57710, 62495, 85769, 115420, 124990, 171538, 249980, 343076, 428845, 857690, 1715380, 2487301, 4974602, 9949204, 12436505, 24873010, 49746020]

約数ペア:

[(1, 49746020), (2, 24873010), (4, 12436505), (5, 9949204), (10, 4974602), (20, 2487301), (29, 1715380), (58, 857690), (116, 428845), (145, 343076), (199, 249980), (290, 171538), (398, 124990), (431, 115420), (580, 85769), (796, 62495), (862, 57710), (995, 49996), (1724, 28855), (1990, 24998), (2155, 23084), (3980, 12499), (4310, 11542), (5771, 8620)]