203925590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{80603}}^1$

素因数の和:80644

約数の個数: 32

約数和(自身を含む): 417851136

約数和(自身を除く): 213925546

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 80603, 161206, 403015, 806030, 886633, 1773266, 1853869, 3707738, 4433165, 8866330, 9269345, 18538690, 20392559, 40785118, 101962795, 203925590]

約数ペア:

[(1, 203925590), (2, 101962795), (5, 40785118), (10, 20392559), (11, 18538690), (22, 9269345), (23, 8866330), (46, 4433165), (55, 3707738), (110, 1853869), (115, 1773266), (230, 886633), (253, 806030), (506, 403015), (1265, 161206), (2530, 80603)]