25729960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 61462800

約数和(自身を除く): 35732840

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 410, 541, 580, 820, 1082, 1160, 1189, 1640, 2164, 2378, 2705, 4328, 4756, 5410, 5945, 9512, 10820, 11890, 15689, 21640, 22181, 23780, 31378, 44362, 47560, 62756, 78445, 88724, 110905, 125512, 156890, 177448, 221810, 313780, 443620, 627560, 643249, 887240, 1286498, 2572996, 3216245, 5145992, 6432490, 12864980, 25729960]

約数ペア:

[(1, 25729960), (2, 12864980), (4, 6432490), (5, 5145992), (8, 3216245), (10, 2572996), (20, 1286498), (29, 887240), (40, 643249), (41, 627560), (58, 443620), (82, 313780), (116, 221810), (145, 177448), (164, 156890), (205, 125512), (232, 110905), (290, 88724), (328, 78445), (410, 62756), (541, 47560), (580, 44362), (820, 31378), (1082, 23780), (1160, 22181), (1189, 21640), (1640, 15689), (2164, 11890), (2378, 10820), (2705, 9512), (4328, 5945), (4756, 5410)]