164893456

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1039}}^1$

素因数の和:1176

約数の個数: 80

約数和(自身を含む): 397196800

約数和(自身を除く): 232303344

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 109, 112, 182, 208, 218, 364, 436, 728, 763, 872, 1039, 1417, 1456, 1526, 1744, 2078, 2834, 3052, 4156, 5668, 6104, 7273, 8312, 9919, 11336, 12208, 13507, 14546, 16624, 19838, 22672, 27014, 29092, 39676, 54028, 58184, 79352, 94549, 108056, 113251, 116368, 158704, 189098, 216112, 226502, 378196, 453004, 756392, 792757, 906008, 1472263, 1512784, 1585514, 1812016, 2944526, 3171028, 5889052, 6342056, 10305841, 11778104, 12684112, 20611682, 23556208, 41223364, 82446728, 164893456]

約数ペア:

[(1, 164893456), (2, 82446728), (4, 41223364), (7, 23556208), (8, 20611682), (13, 12684112), (14, 11778104), (16, 10305841), (26, 6342056), (28, 5889052), (52, 3171028), (56, 2944526), (91, 1812016), (104, 1585514), (109, 1512784), (112, 1472263), (182, 906008), (208, 792757), (218, 756392), (364, 453004), (436, 378196), (728, 226502), (763, 216112), (872, 189098), (1039, 158704), (1417, 116368), (1456, 113251), (1526, 108056), (1744, 94549), (2078, 79352), (2834, 58184), (3052, 54028), (4156, 39676), (5668, 29092), (6104, 27014), (7273, 22672), (8312, 19838), (9919, 16624), (11336, 14546), (12208, 13507)]