200901850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:787

約数の個数: 48

約数和(自身を含む): 388647000

約数和(自身を除く): 187745150

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 349, 397, 698, 725, 794, 1450, 1745, 1985, 3490, 3970, 8725, 9925, 10121, 11513, 17450, 19850, 20242, 23026, 50605, 57565, 101210, 115130, 138553, 253025, 277106, 287825, 506050, 575650, 692765, 1385530, 3463825, 4018037, 6927650, 8036074, 20090185, 40180370, 100450925, 200901850]

約数ペア:

[(1, 200901850), (2, 100450925), (5, 40180370), (10, 20090185), (25, 8036074), (29, 6927650), (50, 4018037), (58, 3463825), (145, 1385530), (290, 692765), (349, 575650), (397, 506050), (698, 287825), (725, 277106), (794, 253025), (1450, 138553), (1745, 115130), (1985, 101210), (3490, 57565), (3970, 50605), (8725, 23026), (9925, 20242), (10121, 19850), (11513, 17450)]