83749150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{443}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 165168000

約数和(自身を除く): 81418850

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 199, 398, 443, 475, 886, 950, 995, 1990, 2215, 3781, 4430, 4975, 7562, 8417, 9950, 11075, 16834, 18905, 22150, 37810, 42085, 84170, 88157, 94525, 176314, 189050, 210425, 420850, 440785, 881570, 1674983, 2203925, 3349966, 4407850, 8374915, 16749830, 41874575, 83749150]

約数ペア:

[(1, 83749150), (2, 41874575), (5, 16749830), (10, 8374915), (19, 4407850), (25, 3349966), (38, 2203925), (50, 1674983), (95, 881570), (190, 440785), (199, 420850), (398, 210425), (443, 189050), (475, 176314), (886, 94525), (950, 88157), (995, 84170), (1990, 42085), (2215, 37810), (3781, 22150), (4430, 18905), (4975, 16834), (7562, 11075), (8417, 9950)]