25789260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61403}}^1$

素因数の和:61422

約数の個数: 48

約数和(自身を含む): 82526976

約数和(自身を除く): 56737716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 61403, 122806, 184209, 245612, 307015, 368418, 429821, 614030, 736836, 859642, 921045, 1228060, 1289463, 1719284, 1842090, 2149105, 2578926, 3684180, 4298210, 5157852, 6447315, 8596420, 12894630, 25789260]

約数ペア:

[(1, 25789260), (2, 12894630), (3, 8596420), (4, 6447315), (5, 5157852), (6, 4298210), (7, 3684180), (10, 2578926), (12, 2149105), (14, 1842090), (15, 1719284), (20, 1289463), (21, 1228060), (28, 921045), (30, 859642), (35, 736836), (42, 614030), (60, 429821), (70, 368418), (84, 307015), (105, 245612), (140, 184209), (210, 122806), (420, 61403)]