77458728

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 198443520

約数和(自身を除く): 120984792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 131, 142, 213, 262, 284, 347, 393, 426, 524, 568, 694, 786, 852, 1041, 1048, 1388, 1572, 1704, 2082, 2776, 3144, 4164, 8328, 9301, 18602, 24637, 27903, 37204, 45457, 49274, 55806, 73911, 74408, 90914, 98548, 111612, 136371, 147822, 181828, 197096, 223224, 272742, 295644, 363656, 545484, 591288, 1090968, 3227447, 6454894, 9682341, 12909788, 19364682, 25819576, 38729364, 77458728]

約数ペア:

[(1, 77458728), (2, 38729364), (3, 25819576), (4, 19364682), (6, 12909788), (8, 9682341), (12, 6454894), (24, 3227447), (71, 1090968), (131, 591288), (142, 545484), (213, 363656), (262, 295644), (284, 272742), (347, 223224), (393, 197096), (426, 181828), (524, 147822), (568, 136371), (694, 111612), (786, 98548), (852, 90914), (1041, 74408), (1048, 73911), (1388, 55806), (1572, 49274), (1704, 45457), (2082, 37204), (2776, 27903), (3144, 24637), (4164, 18602), (8328, 9301)]