66275768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1$

素因数の和:448

約数の個数: 64

約数和(自身を含む): 140824320

約数和(自身を除く): 74548552

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 61, 62, 104, 122, 124, 244, 248, 337, 403, 488, 674, 793, 806, 1348, 1586, 1612, 1891, 2696, 3172, 3224, 3782, 4381, 6344, 7564, 8762, 10447, 15128, 17524, 20557, 20894, 24583, 35048, 41114, 41788, 49166, 82228, 83576, 98332, 135811, 164456, 196664, 267241, 271622, 534482, 543244, 637267, 1068964, 1086488, 1274534, 2137928, 2549068, 5098136, 8284471, 16568942, 33137884, 66275768]

約数ペア:

[(1, 66275768), (2, 33137884), (4, 16568942), (8, 8284471), (13, 5098136), (26, 2549068), (31, 2137928), (52, 1274534), (61, 1086488), (62, 1068964), (104, 637267), (122, 543244), (124, 534482), (244, 271622), (248, 267241), (337, 196664), (403, 164456), (488, 135811), (674, 98332), (793, 83576), (806, 82228), (1348, 49166), (1586, 41788), (1612, 41114), (1891, 35048), (2696, 24583), (3172, 20894), (3224, 20557), (3782, 17524), (4381, 15128), (6344, 10447), (7564, 8762)]