205030100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{186391}}^1$

素因数の和:186416

約数の個数: 36

約数和(自身を含む): 485364768

約数和(自身を除く): 280334668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 550, 1100, 186391, 372782, 745564, 931955, 1863910, 2050301, 3727820, 4100602, 4659775, 8201204, 9319550, 10251505, 18639100, 20503010, 41006020, 51257525, 102515050, 205030100]

約数ペア:

[(1, 205030100), (2, 102515050), (4, 51257525), (5, 41006020), (10, 20503010), (11, 18639100), (20, 10251505), (22, 9319550), (25, 8201204), (44, 4659775), (50, 4100602), (55, 3727820), (100, 2050301), (110, 1863910), (220, 931955), (275, 745564), (550, 372782), (1100, 186391)]