71584100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{2087}}^1$

素因数の和:2122

約数の個数: 72

約数和(自身を含む): 181238400

約数和(自身を除く): 109654300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 343, 350, 490, 686, 700, 980, 1225, 1372, 1715, 2087, 2450, 3430, 4174, 4900, 6860, 8348, 8575, 10435, 14609, 17150, 20870, 29218, 34300, 41740, 52175, 58436, 73045, 102263, 104350, 146090, 204526, 208700, 292180, 365225, 409052, 511315, 715841, 730450, 1022630, 1431682, 1460900, 2045260, 2556575, 2863364, 3579205, 5113150, 7158410, 10226300, 14316820, 17896025, 35792050, 71584100]

約数ペア:

[(1, 71584100), (2, 35792050), (4, 17896025), (5, 14316820), (7, 10226300), (10, 7158410), (14, 5113150), (20, 3579205), (25, 2863364), (28, 2556575), (35, 2045260), (49, 1460900), (50, 1431682), (70, 1022630), (98, 730450), (100, 715841), (140, 511315), (175, 409052), (196, 365225), (245, 292180), (343, 208700), (350, 204526), (490, 146090), (686, 104350), (700, 102263), (980, 73045), (1225, 58436), (1372, 52175), (1715, 41740), (2087, 34300), (2450, 29218), (3430, 20870), (4174, 17150), (4900, 14609), (6860, 10435), (8348, 8575)]