77155400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{7873}}^1$

素因数の和:7903

約数の個数: 72

約数和(自身を含む): 208700370

約数和(自身を除く): 131544970

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, 7873, 9800, 15746, 31492, 39365, 55111, 62984, 78730, 110222, 157460, 196825, 220444, 275555, 314920, 385777, 393650, 440888, 551110, 771554, 787300, 1102220, 1377775, 1543108, 1574600, 1928885, 2204440, 2755550, 3086216, 3857770, 5511100, 7715540, 9644425, 11022200, 15431080, 19288850, 38577700, 77155400]

約数ペア:

[(1, 77155400), (2, 38577700), (4, 19288850), (5, 15431080), (7, 11022200), (8, 9644425), (10, 7715540), (14, 5511100), (20, 3857770), (25, 3086216), (28, 2755550), (35, 2204440), (40, 1928885), (49, 1574600), (50, 1543108), (56, 1377775), (70, 1102220), (98, 787300), (100, 771554), (140, 551110), (175, 440888), (196, 393650), (200, 385777), (245, 314920), (280, 275555), (350, 220444), (392, 196825), (490, 157460), (700, 110222), (980, 78730), (1225, 62984), (1400, 55111), (1960, 39365), (2450, 31492), (4900, 15746), (7873, 9800)]