55887550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 110818800

約数和(自身を除く): 54931250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 89, 95, 178, 190, 445, 475, 661, 890, 950, 1322, 1691, 2225, 3305, 3382, 4450, 6610, 8455, 12559, 16525, 16910, 25118, 33050, 42275, 58829, 62795, 84550, 117658, 125590, 294145, 313975, 588290, 627950, 1117751, 1470725, 2235502, 2941450, 5588755, 11177510, 27943775, 55887550]

約数ペア:

[(1, 55887550), (2, 27943775), (5, 11177510), (10, 5588755), (19, 2941450), (25, 2235502), (38, 1470725), (50, 1117751), (89, 627950), (95, 588290), (178, 313975), (190, 294145), (445, 125590), (475, 117658), (661, 84550), (890, 62795), (950, 58829), (1322, 42275), (1691, 33050), (2225, 25118), (3305, 16910), (3382, 16525), (4450, 12559), (6610, 8455)]