38377900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{251}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 91869120

約数和(自身を除く): 53491220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 139, 220, 251, 275, 278, 502, 550, 556, 695, 1004, 1100, 1255, 1390, 1529, 2510, 2761, 2780, 3058, 3475, 5020, 5522, 6116, 6275, 6950, 7645, 11044, 12550, 13805, 13900, 15290, 25100, 27610, 30580, 34889, 38225, 55220, 69025, 69778, 76450, 138050, 139556, 152900, 174445, 276100, 348890, 383779, 697780, 767558, 872225, 1535116, 1744450, 1918895, 3488900, 3837790, 7675580, 9594475, 19188950, 38377900]

約数ペア:

[(1, 38377900), (2, 19188950), (4, 9594475), (5, 7675580), (10, 3837790), (11, 3488900), (20, 1918895), (22, 1744450), (25, 1535116), (44, 872225), (50, 767558), (55, 697780), (100, 383779), (110, 348890), (139, 276100), (220, 174445), (251, 152900), (275, 139556), (278, 138050), (502, 76450), (550, 69778), (556, 69025), (695, 55220), (1004, 38225), (1100, 34889), (1255, 30580), (1390, 27610), (1529, 25100), (2510, 15290), (2761, 13900), (2780, 13805), (3058, 12550), (3475, 11044), (5020, 7645), (5522, 6950), (6116, 6275)]