49871390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1319}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 95040000

約数和(自身を除く): 45168610

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 199, 398, 995, 1319, 1990, 2638, 3781, 6595, 7562, 13190, 18905, 25061, 37810, 50122, 125305, 250610, 262481, 524962, 1312405, 2624810, 4987139, 9974278, 24935695, 49871390]

約数ペア:

[(1, 49871390), (2, 24935695), (5, 9974278), (10, 4987139), (19, 2624810), (38, 1312405), (95, 524962), (190, 262481), (199, 250610), (398, 125305), (995, 50122), (1319, 37810), (1990, 25061), (2638, 18905), (3781, 13190), (6595, 7562)]