31571350

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1$

素因数の和:397

約数の個数: 48

約数和(自身を含む): 62496000

約数和(自身を除く): 30924650

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 167, 190, 199, 334, 398, 475, 835, 950, 995, 1670, 1990, 3173, 3781, 4175, 4975, 6346, 7562, 8350, 9950, 15865, 18905, 31730, 33233, 37810, 66466, 79325, 94525, 158650, 166165, 189050, 332330, 631427, 830825, 1262854, 1661650, 3157135, 6314270, 15785675, 31571350]

約数ペア:

[(1, 31571350), (2, 15785675), (5, 6314270), (10, 3157135), (19, 1661650), (25, 1262854), (38, 830825), (50, 631427), (95, 332330), (167, 189050), (190, 166165), (199, 158650), (334, 94525), (398, 79325), (475, 66466), (835, 37810), (950, 33233), (995, 31730), (1670, 18905), (1990, 15865), (3173, 9950), (3781, 8350), (4175, 7562), (4975, 6346)]