55871120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{107}}^2$

素因数の和:288

約数の個数: 60

約数和(自身を含む): 133275324

約数和(自身を除く): 77404204

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 107, 122, 214, 244, 305, 428, 488, 535, 610, 856, 976, 1070, 1220, 1712, 2140, 2440, 4280, 4880, 6527, 8560, 11449, 13054, 22898, 26108, 32635, 45796, 52216, 57245, 65270, 91592, 104432, 114490, 130540, 183184, 228980, 261080, 457960, 522160, 698389, 915920, 1396778, 2793556, 3491945, 5587112, 6983890, 11174224, 13967780, 27935560, 55871120]

約数ペア:

[(1, 55871120), (2, 27935560), (4, 13967780), (5, 11174224), (8, 6983890), (10, 5587112), (16, 3491945), (20, 2793556), (40, 1396778), (61, 915920), (80, 698389), (107, 522160), (122, 457960), (214, 261080), (244, 228980), (305, 183184), (428, 130540), (488, 114490), (535, 104432), (610, 91592), (856, 65270), (976, 57245), (1070, 52216), (1220, 45796), (1712, 32635), (2140, 26108), (2440, 22898), (4280, 13054), (4880, 11449), (6527, 8560)]