98984900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{20201}}^1$

素因数の和:20229

約数の個数: 54

約数和(自身を含む): 249878538

約数和(自身を除く): 150893638

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 20201, 40402, 80804, 101005, 141407, 202010, 282814, 404020, 505025, 565628, 707035, 989849, 1010050, 1414070, 1979698, 2020100, 2828140, 3535175, 3959396, 4949245, 7070350, 9898490, 14140700, 19796980, 24746225, 49492450, 98984900]

約数ペア:

[(1, 98984900), (2, 49492450), (4, 24746225), (5, 19796980), (7, 14140700), (10, 9898490), (14, 7070350), (20, 4949245), (25, 3959396), (28, 3535175), (35, 2828140), (49, 2020100), (50, 1979698), (70, 1414070), (98, 1010050), (100, 989849), (140, 707035), (175, 565628), (196, 505025), (245, 404020), (350, 282814), (490, 202010), (700, 141407), (980, 101005), (1225, 80804), (2450, 40402), (4900, 20201)]