61549520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{271}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 152990208

約数和(自身を除く): 91440688

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 167, 170, 271, 272, 334, 340, 542, 668, 680, 835, 1084, 1336, 1355, 1360, 1670, 2168, 2672, 2710, 2839, 3340, 4336, 4607, 5420, 5678, 6680, 9214, 10840, 11356, 13360, 14195, 18428, 21680, 22712, 23035, 28390, 36856, 45257, 45424, 46070, 56780, 73712, 90514, 92140, 113560, 181028, 184280, 226285, 227120, 362056, 368560, 452570, 724112, 769369, 905140, 1538738, 1810280, 3077476, 3620560, 3846845, 6154952, 7693690, 12309904, 15387380, 30774760, 61549520]

約数ペア:

[(1, 61549520), (2, 30774760), (4, 15387380), (5, 12309904), (8, 7693690), (10, 6154952), (16, 3846845), (17, 3620560), (20, 3077476), (34, 1810280), (40, 1538738), (68, 905140), (80, 769369), (85, 724112), (136, 452570), (167, 368560), (170, 362056), (271, 227120), (272, 226285), (334, 184280), (340, 181028), (542, 113560), (668, 92140), (680, 90514), (835, 73712), (1084, 56780), (1336, 46070), (1355, 45424), (1360, 45257), (1670, 36856), (2168, 28390), (2672, 23035), (2710, 22712), (2839, 21680), (3340, 18428), (4336, 14195), (4607, 13360), (5420, 11356), (5678, 10840), (6680, 9214)]