81048100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{115783}}^1$

素因数の和:115804

約数の個数: 36

約数和(自身を含む): 201001024

約数和(自身を除く): 119952924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 115783, 231566, 463132, 578915, 810481, 1157830, 1620962, 2315660, 2894575, 3241924, 4052405, 5789150, 8104810, 11578300, 16209620, 20262025, 40524050, 81048100]

約数ペア:

[(1, 81048100), (2, 40524050), (4, 20262025), (5, 16209620), (7, 11578300), (10, 8104810), (14, 5789150), (20, 4052405), (25, 3241924), (28, 2894575), (35, 2315660), (50, 1620962), (70, 1157830), (100, 810481), (140, 578915), (175, 463132), (350, 231566), (700, 115783)]