66217360

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1601}}^1$

素因数の和:1672

約数の個数: 80

約数和(自身を含む): 171631872

約数和(自身を除く): 105414512

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 47, 55, 80, 88, 94, 110, 176, 188, 220, 235, 376, 440, 470, 517, 752, 880, 940, 1034, 1601, 1880, 2068, 2585, 3202, 3760, 4136, 5170, 6404, 8005, 8272, 10340, 12808, 16010, 17611, 20680, 25616, 32020, 35222, 41360, 64040, 70444, 75247, 88055, 128080, 140888, 150494, 176110, 281776, 300988, 352220, 376235, 601976, 704440, 752470, 827717, 1203952, 1408880, 1504940, 1655434, 3009880, 3310868, 4138585, 6019760, 6621736, 8277170, 13243472, 16554340, 33108680, 66217360]

約数ペア:

[(1, 66217360), (2, 33108680), (4, 16554340), (5, 13243472), (8, 8277170), (10, 6621736), (11, 6019760), (16, 4138585), (20, 3310868), (22, 3009880), (40, 1655434), (44, 1504940), (47, 1408880), (55, 1203952), (80, 827717), (88, 752470), (94, 704440), (110, 601976), (176, 376235), (188, 352220), (220, 300988), (235, 281776), (376, 176110), (440, 150494), (470, 140888), (517, 128080), (752, 88055), (880, 75247), (940, 70444), (1034, 64040), (1601, 41360), (1880, 35222), (2068, 32020), (2585, 25616), (3202, 20680), (3760, 17611), (4136, 16010), (5170, 12808), (6404, 10340), (8005, 8272)]