200499475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 289981440

約数和(自身を除く): 89481965

約数列:

[1, 5, 11, 25, 29, 31, 55, 145, 155, 275, 319, 341, 725, 775, 811, 899, 1595, 1705, 4055, 4495, 7975, 8525, 8921, 9889, 20275, 22475, 23519, 25141, 44605, 49445, 117595, 125705, 223025, 247225, 258709, 276551, 587975, 628525, 729089, 1293545, 1382755, 3645445, 6467725, 6913775, 8019979, 18227225, 40099895, 200499475]

約数ペア:

[(1, 200499475), (5, 40099895), (11, 18227225), (25, 8019979), (29, 6913775), (31, 6467725), (55, 3645445), (145, 1382755), (155, 1293545), (275, 729089), (319, 628525), (341, 587975), (725, 276551), (775, 258709), (811, 247225), (899, 223025), (1595, 125705), (1705, 117595), (4055, 49445), (4495, 44605), (7975, 25141), (8525, 23519), (8921, 22475), (9889, 20275)]