126998200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{12959}}^1$

素因数の和:12989

約数の個数: 72

約数和(自身を含む): 343504800

約数和(自身を除く): 216506600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 350, 392, 490, 700, 980, 1225, 1400, 1960, 2450, 4900, 9800, 12959, 25918, 51836, 64795, 90713, 103672, 129590, 181426, 259180, 323975, 362852, 453565, 518360, 634991, 647950, 725704, 907130, 1269982, 1295900, 1814260, 2267825, 2539964, 2591800, 3174955, 3628520, 4535650, 5079928, 6349910, 9071300, 12699820, 15874775, 18142600, 25399640, 31749550, 63499100, 126998200]

約数ペア:

[(1, 126998200), (2, 63499100), (4, 31749550), (5, 25399640), (7, 18142600), (8, 15874775), (10, 12699820), (14, 9071300), (20, 6349910), (25, 5079928), (28, 4535650), (35, 3628520), (40, 3174955), (49, 2591800), (50, 2539964), (56, 2267825), (70, 1814260), (98, 1295900), (100, 1269982), (140, 907130), (175, 725704), (196, 647950), (200, 634991), (245, 518360), (280, 453565), (350, 362852), (392, 323975), (490, 259180), (700, 181426), (980, 129590), (1225, 103672), (1400, 90713), (1960, 64795), (2450, 51836), (4900, 25918), (9800, 12959)]