51262000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 120

約数和(自身を含む): 132661152

約数和(自身を除く): 81399152

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 71, 76, 80, 95, 100, 125, 142, 152, 190, 200, 250, 284, 304, 355, 361, 380, 400, 475, 500, 568, 710, 722, 760, 950, 1000, 1136, 1349, 1420, 1444, 1520, 1775, 1805, 1900, 2000, 2375, 2698, 2840, 2888, 3550, 3610, 3800, 4750, 5396, 5680, 5776, 6745, 7100, 7220, 7600, 8875, 9025, 9500, 10792, 13490, 14200, 14440, 17750, 18050, 19000, 21584, 25631, 26980, 28400, 28880, 33725, 35500, 36100, 38000, 45125, 51262, 53960, 67450, 71000, 72200, 90250, 102524, 107920, 128155, 134900, 142000, 144400, 168625, 180500, 205048, 256310, 269800, 337250, 361000, 410096, 512620, 539600, 640775, 674500, 722000, 1025240, 1281550, 1349000, 2050480, 2563100, 2698000, 3203875, 5126200, 6407750, 10252400, 12815500, 25631000, 51262000]

約数ペア:

[(1, 51262000), (2, 25631000), (4, 12815500), (5, 10252400), (8, 6407750), (10, 5126200), (16, 3203875), (19, 2698000), (20, 2563100), (25, 2050480), (38, 1349000), (40, 1281550), (50, 1025240), (71, 722000), (76, 674500), (80, 640775), (95, 539600), (100, 512620), (125, 410096), (142, 361000), (152, 337250), (190, 269800), (200, 256310), (250, 205048), (284, 180500), (304, 168625), (355, 144400), (361, 142000), (380, 134900), (400, 128155), (475, 107920), (500, 102524), (568, 90250), (710, 72200), (722, 71000), (760, 67450), (950, 53960), (1000, 51262), (1136, 45125), (1349, 38000), (1420, 36100), (1444, 35500), (1520, 33725), (1775, 28880), (1805, 28400), (1900, 26980), (2000, 25631), (2375, 21584), (2698, 19000), (2840, 18050), (2888, 17750), (3550, 14440), (3610, 14200), (3800, 13490), (4750, 10792), (5396, 9500), (5680, 9025), (5776, 8875), (6745, 7600), (7100, 7220)]