87026870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:393

約数の個数: 64

約数和(自身を含む): 184809600

約数和(自身を除く): 97782730

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 89, 122, 178, 229, 305, 427, 445, 458, 610, 623, 854, 890, 1145, 1246, 1603, 2135, 2290, 3115, 3206, 4270, 5429, 6230, 8015, 10858, 13969, 16030, 20381, 27145, 27938, 38003, 40762, 54290, 69845, 76006, 97783, 101905, 139690, 142667, 190015, 195566, 203810, 285334, 380030, 488915, 713335, 977830, 1243241, 1426670, 2486482, 6216205, 8702687, 12432410, 17405374, 43513435, 87026870]

約数ペア:

[(1, 87026870), (2, 43513435), (5, 17405374), (7, 12432410), (10, 8702687), (14, 6216205), (35, 2486482), (61, 1426670), (70, 1243241), (89, 977830), (122, 713335), (178, 488915), (229, 380030), (305, 285334), (427, 203810), (445, 195566), (458, 190015), (610, 142667), (623, 139690), (854, 101905), (890, 97783), (1145, 76006), (1246, 69845), (1603, 54290), (2135, 40762), (2290, 38003), (3115, 27938), (3206, 27145), (4270, 20381), (5429, 16030), (6230, 13969), (8015, 10858)]