51535600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6781}}^1$

素因数の和:6818

約数の個数: 60

約数和(自身を含む): 130350040

約数和(自身を除く): 78814440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 6781, 7600, 13562, 27124, 33905, 54248, 67810, 108496, 128839, 135620, 169525, 257678, 271240, 339050, 515356, 542480, 644195, 678100, 1030712, 1288390, 1356200, 2061424, 2576780, 2712400, 3220975, 5153560, 6441950, 10307120, 12883900, 25767800, 51535600]

約数ペア:

[(1, 51535600), (2, 25767800), (4, 12883900), (5, 10307120), (8, 6441950), (10, 5153560), (16, 3220975), (19, 2712400), (20, 2576780), (25, 2061424), (38, 1356200), (40, 1288390), (50, 1030712), (76, 678100), (80, 644195), (95, 542480), (100, 515356), (152, 339050), (190, 271240), (200, 257678), (304, 169525), (380, 135620), (400, 128839), (475, 108496), (760, 67810), (950, 54248), (1520, 33905), (1900, 27124), (3800, 13562), (6781, 7600)]