51045064

素因数分解:

$2^3\times 7^2\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 112069980

約数和(自身を除く): 61024916

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 197, 392, 394, 661, 788, 1322, 1379, 1576, 2644, 2758, 4627, 5288, 5516, 9254, 9653, 11032, 18508, 19306, 32389, 37016, 38612, 64778, 77224, 129556, 130217, 259112, 260434, 520868, 911519, 1041736, 1823038, 3646076, 6380633, 7292152, 12761266, 25522532, 51045064]

約数ペア:

[(1, 51045064), (2, 25522532), (4, 12761266), (7, 7292152), (8, 6380633), (14, 3646076), (28, 1823038), (49, 1041736), (56, 911519), (98, 520868), (196, 260434), (197, 259112), (392, 130217), (394, 129556), (661, 77224), (788, 64778), (1322, 38612), (1379, 37016), (1576, 32389), (2644, 19306), (2758, 18508), (4627, 11032), (5288, 9653), (5516, 9254)]