99963920

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{3643}}^1$

素因数の和:3677

約数の個数: 80

約数和(自身を含む): 271113600

約数和(自身を除く): 171149680

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, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3643, 3920, 5488, 6860, 7286, 13720, 14572, 18215, 25501, 27440, 29144, 36430, 51002, 58288, 72860, 102004, 127505, 145720, 178507, 204008, 255010, 291440, 357014, 408016, 510020, 714028, 892535, 1020040, 1249549, 1428056, 1785070, 2040080, 2499098, 2856112, 3570140, 4998196, 6247745, 7140280, 9996392, 12495490, 14280560, 19992784, 24990980, 49981960, 99963920]

約数ペア:

[(1, 99963920), (2, 49981960), (4, 24990980), (5, 19992784), (7, 14280560), (8, 12495490), (10, 9996392), (14, 7140280), (16, 6247745), (20, 4998196), (28, 3570140), (35, 2856112), (40, 2499098), (49, 2040080), (56, 1785070), (70, 1428056), (80, 1249549), (98, 1020040), (112, 892535), (140, 714028), (196, 510020), (245, 408016), (280, 357014), (343, 291440), (392, 255010), (490, 204008), (560, 178507), (686, 145720), (784, 127505), (980, 102004), (1372, 72860), (1715, 58288), (1960, 51002), (2744, 36430), (3430, 29144), (3643, 27440), (3920, 25501), (5488, 18215), (6860, 14572), (7286, 13720)]