28772300900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{487}}^1\times {\mathrm{84401}}^1$

素因数の和:84909

約数の個数: 72

約数和(自身を含む): 71502673536

約数和(自身を除く): 42730372636

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 487, 700, 974, 1948, 2435, 3409, 4870, 6818, 9740, 12175, 13636, 17045, 24350, 34090, 48700, 68180, 84401, 85225, 168802, 170450, 337604, 340900, 422005, 590807, 844010, 1181614, 1688020, 2110025, 2363228, 2954035, 4220050, 5908070, 8440100, 11816140, 14770175, 29540350, 41103287, 59080700, 82206574, 164413148, 205516435, 287723009, 411032870, 575446018, 822065740, 1027582175, 1150892036, 1438615045, 2055164350, 2877230090, 4110328700, 5754460180, 7193075225, 14386150450, 28772300900]

約数ペア:

[(1, 28772300900), (2, 14386150450), (4, 7193075225), (5, 5754460180), (7, 4110328700), (10, 2877230090), (14, 2055164350), (20, 1438615045), (25, 1150892036), (28, 1027582175), (35, 822065740), (50, 575446018), (70, 411032870), (100, 287723009), (140, 205516435), (175, 164413148), (350, 82206574), (487, 59080700), (700, 41103287), (974, 29540350), (1948, 14770175), (2435, 11816140), (3409, 8440100), (4870, 5908070), (6818, 4220050), (9740, 2954035), (12175, 2363228), (13636, 2110025), (17045, 1688020), (24350, 1181614), (34090, 844010), (48700, 590807), (68180, 422005), (84401, 340900), (85225, 337604), (168802, 170450)]