100355920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{25601}}^1$

素因数の和:25628

約数の個数: 60

約数和(自身を含む): 271432404

約数和(自身を除く): 171076484

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 25601, 51202, 102404, 128005, 179207, 204808, 256010, 358414, 409616, 512020, 716828, 896035, 1024040, 1254449, 1433656, 1792070, 2048080, 2508898, 2867312, 3584140, 5017796, 6272245, 7168280, 10035592, 12544490, 14336560, 20071184, 25088980, 50177960, 100355920]

約数ペア:

[(1, 100355920), (2, 50177960), (4, 25088980), (5, 20071184), (7, 14336560), (8, 12544490), (10, 10035592), (14, 7168280), (16, 6272245), (20, 5017796), (28, 3584140), (35, 2867312), (40, 2508898), (49, 2048080), (56, 1792070), (70, 1433656), (80, 1254449), (98, 1024040), (112, 896035), (140, 716828), (196, 512020), (245, 409616), (280, 358414), (392, 256010), (490, 204808), (560, 179207), (784, 128005), (980, 102404), (1960, 51202), (3920, 25601)]