201575128

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 407151360

約数和(自身を除く): 205576232

約数列:

[1, 2, 4, 8, 23, 46, 67, 83, 92, 134, 166, 184, 197, 268, 332, 394, 536, 664, 788, 1541, 1576, 1909, 3082, 3818, 4531, 5561, 6164, 7636, 9062, 11122, 12328, 13199, 15272, 16351, 18124, 22244, 26398, 32702, 36248, 44488, 52796, 65404, 105592, 127903, 130808, 255806, 303577, 376073, 511612, 607154, 752146, 1023224, 1095517, 1214308, 1504292, 2191034, 2428616, 3008584, 4382068, 8764136, 25196891, 50393782, 100787564, 201575128]

約数ペア:

[(1, 201575128), (2, 100787564), (4, 50393782), (8, 25196891), (23, 8764136), (46, 4382068), (67, 3008584), (83, 2428616), (92, 2191034), (134, 1504292), (166, 1214308), (184, 1095517), (197, 1023224), (268, 752146), (332, 607154), (394, 511612), (536, 376073), (664, 303577), (788, 255806), (1541, 130808), (1576, 127903), (1909, 105592), (3082, 65404), (3818, 52796), (4531, 44488), (5561, 36248), (6164, 32702), (7636, 26398), (9062, 22244), (11122, 18124), (12328, 16351), (13199, 15272)]