75489520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1258

約数の個数: 80

約数和(自身を含む): 189952128

約数和(自身を除く): 114462608

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 680, 752, 799, 940, 1181, 1360, 1598, 1880, 2362, 3196, 3760, 3995, 4724, 5905, 6392, 7990, 9448, 11810, 12784, 15980, 18896, 20077, 23620, 31960, 40154, 47240, 55507, 63920, 80308, 94480, 100385, 111014, 160616, 200770, 222028, 277535, 321232, 401540, 444056, 555070, 803080, 888112, 943619, 1110140, 1606160, 1887238, 2220280, 3774476, 4440560, 4718095, 7548952, 9436190, 15097904, 18872380, 37744760, 75489520]

約数ペア:

[(1, 75489520), (2, 37744760), (4, 18872380), (5, 15097904), (8, 9436190), (10, 7548952), (16, 4718095), (17, 4440560), (20, 3774476), (34, 2220280), (40, 1887238), (47, 1606160), (68, 1110140), (80, 943619), (85, 888112), (94, 803080), (136, 555070), (170, 444056), (188, 401540), (235, 321232), (272, 277535), (340, 222028), (376, 200770), (470, 160616), (680, 111014), (752, 100385), (799, 94480), (940, 80308), (1181, 63920), (1360, 55507), (1598, 47240), (1880, 40154), (2362, 31960), (3196, 23620), (3760, 20077), (3995, 18896), (4724, 15980), (5905, 12784), (6392, 11810), (7990, 9448)]