57251560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1162

約数の個数: 64

約数和(自身を含む): 137635200

約数和(自身を除く): 80383640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1061, 1349, 1420, 2122, 2698, 2840, 4244, 5305, 5396, 6745, 8488, 10610, 10792, 13490, 20159, 21220, 26980, 40318, 42440, 53960, 75331, 80636, 100795, 150662, 161272, 201590, 301324, 376655, 403180, 602648, 753310, 806360, 1431289, 1506620, 2862578, 3013240, 5725156, 7156445, 11450312, 14312890, 28625780, 57251560]

約数ペア:

[(1, 57251560), (2, 28625780), (4, 14312890), (5, 11450312), (8, 7156445), (10, 5725156), (19, 3013240), (20, 2862578), (38, 1506620), (40, 1431289), (71, 806360), (76, 753310), (95, 602648), (142, 403180), (152, 376655), (190, 301324), (284, 201590), (355, 161272), (380, 150662), (568, 100795), (710, 80636), (760, 75331), (1061, 53960), (1349, 42440), (1420, 40318), (2122, 26980), (2698, 21220), (2840, 20159), (4244, 13490), (5305, 10792), (5396, 10610), (6745, 8488)]