66659000

素因数分解:

$2^3\times 5^3\times {\mathrm{191}}^1\times {\mathrm{349}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 157248000

約数和(自身を除く): 90589000

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 191, 200, 250, 349, 382, 500, 698, 764, 955, 1000, 1396, 1528, 1745, 1910, 2792, 3490, 3820, 4775, 6980, 7640, 8725, 9550, 13960, 17450, 19100, 23875, 34900, 38200, 43625, 47750, 66659, 69800, 87250, 95500, 133318, 174500, 191000, 266636, 333295, 349000, 533272, 666590, 1333180, 1666475, 2666360, 3332950, 6665900, 8332375, 13331800, 16664750, 33329500, 66659000]

約数ペア:

[(1, 66659000), (2, 33329500), (4, 16664750), (5, 13331800), (8, 8332375), (10, 6665900), (20, 3332950), (25, 2666360), (40, 1666475), (50, 1333180), (100, 666590), (125, 533272), (191, 349000), (200, 333295), (250, 266636), (349, 191000), (382, 174500), (500, 133318), (698, 95500), (764, 87250), (955, 69800), (1000, 66659), (1396, 47750), (1528, 43625), (1745, 38200), (1910, 34900), (2792, 23875), (3490, 19100), (3820, 17450), (4775, 13960), (6980, 9550), (7640, 8725)]