51262760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1823}}^1$

素因数の和:1890

約数の個数: 64

約数和(自身を含む): 124761600

約数和(自身を除く): 73498840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 148, 152, 185, 190, 296, 370, 380, 703, 740, 760, 1406, 1480, 1823, 2812, 3515, 3646, 5624, 7030, 7292, 9115, 14060, 14584, 18230, 28120, 34637, 36460, 67451, 69274, 72920, 134902, 138548, 173185, 269804, 277096, 337255, 346370, 539608, 674510, 692740, 1281569, 1349020, 1385480, 2563138, 2698040, 5126276, 6407845, 10252552, 12815690, 25631380, 51262760]

約数ペア:

[(1, 51262760), (2, 25631380), (4, 12815690), (5, 10252552), (8, 6407845), (10, 5126276), (19, 2698040), (20, 2563138), (37, 1385480), (38, 1349020), (40, 1281569), (74, 692740), (76, 674510), (95, 539608), (148, 346370), (152, 337255), (185, 277096), (190, 269804), (296, 173185), (370, 138548), (380, 134902), (703, 72920), (740, 69274), (760, 67451), (1406, 36460), (1480, 34637), (1823, 28120), (2812, 18230), (3515, 14584), (3646, 14060), (5624, 9115), (7030, 7292)]