3930250

素因数分解:

$2^1\times 5^3\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 7488000

約数和(自身を除く): 3557750

約数列:

[1, 2, 5, 10, 25, 50, 79, 125, 158, 199, 250, 395, 398, 790, 995, 1975, 1990, 3950, 4975, 9875, 9950, 15721, 19750, 24875, 31442, 49750, 78605, 157210, 393025, 786050, 1965125, 3930250]

約数ペア:

[(1, 3930250), (2, 1965125), (5, 786050), (10, 393025), (25, 157210), (50, 78605), (79, 49750), (125, 31442), (158, 24875), (199, 19750), (250, 15721), (395, 9950), (398, 9875), (790, 4975), (995, 3950), (1975, 1990)]