25711440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{719}}^1$

素因数の和:884

約数の個数: 80

約数和(自身を含む): 80352000

約数和(自身を除く): 54640560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 240, 298, 447, 596, 719, 745, 894, 1192, 1438, 1490, 1788, 2157, 2235, 2384, 2876, 2980, 3576, 3595, 4314, 4470, 5752, 5960, 7152, 7190, 8628, 8940, 10785, 11504, 11920, 14380, 17256, 17880, 21570, 28760, 34512, 35760, 43140, 57520, 86280, 107131, 172560, 214262, 321393, 428524, 535655, 642786, 857048, 1071310, 1285572, 1606965, 1714096, 2142620, 2571144, 3213930, 4285240, 5142288, 6427860, 8570480, 12855720, 25711440]

約数ペア:

[(1, 25711440), (2, 12855720), (3, 8570480), (4, 6427860), (5, 5142288), (6, 4285240), (8, 3213930), (10, 2571144), (12, 2142620), (15, 1714096), (16, 1606965), (20, 1285572), (24, 1071310), (30, 857048), (40, 642786), (48, 535655), (60, 428524), (80, 321393), (120, 214262), (149, 172560), (240, 107131), (298, 86280), (447, 57520), (596, 43140), (719, 35760), (745, 34512), (894, 28760), (1192, 21570), (1438, 17880), (1490, 17256), (1788, 14380), (2157, 11920), (2235, 11504), (2384, 10785), (2876, 8940), (2980, 8628), (3576, 7190), (3595, 7152), (4314, 5960), (4470, 5752)]