77882308

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 159505920

約数和(自身を除く): 81623612

約数列:

[1, 2, 4, 7, 14, 28, 79, 137, 158, 257, 274, 316, 514, 548, 553, 959, 1028, 1106, 1799, 1918, 2212, 3598, 3836, 7196, 10823, 20303, 21646, 35209, 40606, 43292, 70418, 75761, 81212, 140836, 142121, 151522, 246463, 284242, 303044, 492926, 568484, 985852, 2781511, 5563022, 11126044, 19470577, 38941154, 77882308]

約数ペア:

[(1, 77882308), (2, 38941154), (4, 19470577), (7, 11126044), (14, 5563022), (28, 2781511), (79, 985852), (137, 568484), (158, 492926), (257, 303044), (274, 284242), (316, 246463), (514, 151522), (548, 142121), (553, 140836), (959, 81212), (1028, 75761), (1106, 70418), (1799, 43292), (1918, 40606), (2212, 35209), (3598, 21646), (3836, 20303), (7196, 10823)]